The area of the shaded region is 422.8 m², rounded to the nearest tenth.
To find the area of the shaded region, we first need to determine the areas of the two shapes that make up the region. The first shape is a rectangle with dimensions of 18.6 m by 30 m, which has an area of:
Area of rectangle = length x width = 18.6 m x 30 m = 558 m²
The second shape is a semi-circle with a diameter of 18.6 m, which has a radius of 9.3 m. The area of a semi-circle is half the area of a full circle, so we can use the formula for the area of a circle to find the area of the semi-circle:
Area of semi-circle = (1/2) x π x r² = (1/2) x π x 9.3² = 135.2 m²
To find the area of the shaded region, we need to subtract the area of the semi-circle from the area of the rectangle:
Area of shaded region = Area of rectangle - Area of semi-circle
Area of shaded region = 558 m² - 135.2 m²
Area of shaded region = 422.8 m²
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my last question for marth
The equation of linear function is y=x-1.
What is equation of line?A line's equation is an algebraic way of expressing the collection of points that make up a line in a coordinate system.
The many points that collectively make up a line on the coordinate axis are represented as a group of variables (x, y) to create an algebraic equation, also known as an equation of a line.
The given values are
x=1, y=0
x=2, y=1
x=3, y=2
x=4, y=3
The table represents that for the value of x the value of y is x-1,
Since for any two points from the table, let (1,0) and (2,1)
The slope = 2-1/1-0 = 1
And the interception of y is 0 when x=1
Therefore, the equation of the function can be written as,
y=x-1
Y=x-1 is the required equation.
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3z squared minus 6z if z = 5
Answer:
45
Step-by-step explanation:
Given
3z² - 6z ← substitute z = 5 into the expression
= 3(5)² - 6(5)
= 3(25) - 30
= 75 - 30
= 45
Answer:
Step-by-step explanation:
First, convert the z’s to numbers.
3(5) squared - 6(5)
do the squared first
3(25)-6(5)
multiply
75-30=45
Answer:45
1)the fish vendor sells 5/7 kilos of bangus for 75.50. if you will buy 2 1/7 kilos of bangus,how much will cost?
Answer: 好吧,您看到当您将其乘以 73 然后除以 时,您将获得免费的旁遮普语和免费的,乔·佩珀将在凌晨 3 点拜访您
Step-by-step explanation: 详见附件
(Surface Area of Cylinders MC)
Jacque is using a soup can for a school project and wants to paint it. If the can is 10 cm tall and has a diameter of 7 cm, at least how many square centimeters of paint is needed? Approximate using π = 3.14 and include the top of the soup can.
94.50 cm2
258.27 cm2
296.73 cm2
384.65 cm2
The paint needed is the surface area of the cylinder and he answer is approximately 296.73 cm².
What is surface?A three-dimensional object's surface area is the sum of all of its faces. Real-world applications of the notion of surface areas include wrapping, painting, and finally constructing things to get the greatest potential design.
The area of the lateral surface (the curved portion) and the areas of the top and bottom circles must be added to get the soup can's surface area.
The lateral surface area is calculated by dividing the can's height by its circumference (the distance around the circular base). The diameter is multiplied by to determine the circumference.
The area of the lateral surface (the curved portion) and the areas of the top and bottom circles must be added to get the soup can's surface area.
The lateral surface area is calculated by dividing the can's height by its circumference (the distance around the circular base). The diameter is multiplied by to determine the circumference.
Circumference = diameter × π = 7 cm × 3.14 = 21.98 cm
Lateral surface area = height × circumference = 10 cm × 21.98 cm = 219.80 cm²
The area of each circular top/bottom is given by:
Area of circle = π × radius²
The radius is half of the diameter, which is 7/2 = 3.5 cm.
Area of each circle = π × (3.5 cm)² = 38.48 cm²
The total surface area of the soup can is the sum of the lateral surface area and the two circular areas:
Total surface area = Lateral surface area + 2 × Area of each circle
Total surface area = 219.80 cm² + 2 × 38.48 cm²
Total surface area = 296.76 cm²
Therefore, the answer is approximately 296.73 cm².
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Determine the correct METRIC length of the cockroach in this image.
A 1.0 in
B 2.5 cm
C 7.5 cm
D 3.0 in
Answer:
I think 7.5 answer is right
Answer:
2.5 cm.
Step-by-step explanation:
7.5 - 5
= 2.5
The sum of the speeds of two trains is 723.1 miles per hour. If the speed of the first train is 10.9 mph faster than that of the second train, find the speeds of each.
What is the speed of the first train?
9514 1404 393
Answer:
367 miles per hour
Step-by-step explanation:
The speed of the faster train is half the total plus half the difference:
s1 = (723.1 +10.9)/2 = 367 . . . . miles per hour
_____
Check
The slower train is 367-10.9 = 356.1, and the total is 723.1 mph, as required.
_____
If you want an equation, you can let x represent the faster speed. Then the total is ...
x + (x -10.9) = 723.1
2x = 723.1 +10.9
x = (723.1 +10.9)/2 = 367
find 11 expressions using only fives, that equal either 0,1,2,3,4,5,6,7,8,9,10
Answer and Step-by-step explanation:
*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^
5 + 5
5
5/5
5/5 + 5
5/5 + 5/5
5/5 + 5/5 + 5/5
5/5 + 5/5 + 5/5 + 5/5
5 + 5/5 + 5/5
5 + 5/5 + 5/5 + 5/5
5 + 5/5 + 5/5 + 5/5 + 5/5
5 - 5
*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^*^
#teamtrees #WAP (Water And Plant)
Ethan is deciding between two different movie streaming sites to subscribe to. Plan A costs $28 per month plus $2. 50 per movie watched. Plan B costs $37 per month plus $1 per movie watched. Let � A represent the monthly cost of Plan A if Ethan watches � x per month, and let � B represent the monthly cost of Plan B if Ethan watches � x movies per month. Write an equation for each situation, in terms of � , x, and determine the interval of movies watched, � , x, for which Plan A is cheaper than Plan B
If Ethan watches fewer than 6 movies per month, Plan A would be more expensive. If he watches more than 6 movies per month, Plan B would be more expensive.
For Plan A, the monthly cost is composed of a fixed fee of $28 plus a variable fee of $2.50 per movie watched. So, if Ethan watches x movies per month, the monthly cost for Plan A can be represented by the equation:
A = 28 + 2.5x
Here, A represents the monthly cost of Plan A, and x represents the number of movies Ethan watches per month.
For Plan B, the monthly cost is also composed of a fixed fee of $37, but the variable fee per movie watched is only $1. So, if Ethan watches x movies per month, the monthly cost for Plan B can be represented by the equation:
B = 37 + 1x
Again, B represents the monthly cost of Plan B, and x represents the number of movies Ethan watches per month.
To find the number of monthly movies watched, x, that would make the two plans have an equal monthly cost, we need to solve the equation:
A = B
So, we can substitute the equations for A and B to get:
28 + 2.5x = 37 + 1x
Now we can solve for x:
2.5x - 1x = 37 - 28
1.5x = 9
x = 6
So, if Ethan watches 6 movies per month, the monthly cost of Plan A and Plan B would be equal, at $41 per month.
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1. What is the m2<5? Explain how you know. (2 points)
2.What is the measure of the sum of the angles in a triangle? (2 points)
3. L3 is in a triangle with L4 and L5. Write and solve an equation to find the m L3. (2 points)
4. What is the measure of a straight angle? (2 points)
5. L2 is in a straight line with L1 and L3. Write and solve an equation to find the m L2 (2 points)
A cylindrical tank is one-fifth full of oil. The cylinder has a base radius of 80 cm. The height of the cylinder is 200 cm. 1 litre 1000 cm3 How many litres of oil are in the tank? Round your answer to the nearest litre
The number of litres (Volume) of oil that is present in the tank of given dimension is calculated to be 806 litres (approximately).
The volume of any cylinder can be calculated using the formula,
V = πr²h
(Here V is the volume, r is the radius of the base, and h is the height of the cylinder)
As, the cylinder is one-fifth full of oil, which means that it is four-fifths empty. Therefore, the volume of oil in the tank is:
Volume of oil = (1/5) x Total Volume
Substituting the given values, we have:
Total Volume = π(80cm)²(200cm) = 4,031,240 cm³
Volume of oil = (1/5) x 4,031,240 cm³ = 806,248 cm³
Converting cm³ to litres, we have:
1 litre = 1000 cm³
Volume of oil = 806,248 cm³ ÷ 1000 = 806.248 litres
Therefore, after rounding of the final volume (806.248 litres) to the nearest litre, the final answer is found to be 806 litres of oil.
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Determine the algebraic degree of the following (7,7)-function, where a is a primitive element of F27. Is it linear, affine, quadratic or cubic? Explain your answer. (5%)
F(x) = alpha ^ 49 * x ^ 37 + alpha ^ 52 * x ^ 28 + alpha ^ 81 * x ^ 13 + alpha ^ 26 * x ^ 9 + alpha ^ 31 * x
The highest exponent of x in F(x) is 37, which means the algebraic degree of the function is 37.
The function F(x) is a cubic function.
Here, we have,
given function is:
F(x) = α⁴⁹ * x³⁷ + α⁵² * x²⁸ + α⁸¹ * x¹³ + α²⁶ * x⁹ + α³¹ * x
To determine the algebraic degree of the given (7,7)-function F(x), we need to find the highest exponent of x in the function.
F(x) = α⁴⁹ * x³⁷ + α⁵² * x²⁸ + α⁸¹ * x¹³ + α²⁶ * x⁹ + α³¹ * x
The algebraic degree of a polynomial function corresponds to the highest exponent of the variable in the function.
Linear functions have an algebraic degree of 1, affine functions have an algebraic degree of 1 or 0, quadratic functions have an algebraic degree of 2, and cubic functions have an algebraic degree of 3.
so, we get,
The highest exponent of x in F(x) is 37, which means the algebraic degree of the function is 37.
Therefore, the function F(x) is a cubic function.
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Explain the difference between (-5)2 and -5)2
Answer:
There is no difference ???
Step-by-step explanation:
a numerical measure of linear association between two variables is the . a. z-score b. correlation coefficient c. variance d. standard deviation
The numerical measure of linear association is b. correlation coefficient.
What is the statistical term used to describe a quantifiable measure of the linear relationship between two variables?The correlation coefficient is a statistical measure that represents the degree of linear relationship between two variables. It takes values between -1 and 1, where -1 represents a perfect negative linear correlation, 0 represents no linear correlation, and 1 represents a perfect positive linear correlation.
A positive correlation means that when one variable increases, the other variable also tends to increase, while a negative correlation means that when one variable increases, the other variable tends to decrease.
The correlation coefficient is calculated using the formula:
\(r = (nΣxy - ΣxΣy) / sqrt[(nΣx^2 - (Σx)^2)(nΣy^2 - (Σy)^2)]\)
where r is the correlation coefficient, n is the sample size, Σxy is the sum of the products of the corresponding values of x and y, Σx and Σy are the sums of x and y respectively, and Σx^2 and Σy^2 are the sums of the squares of x and y respectively.
In summary, the correlation coefficient is a measure of the strength and direction of the linear association between two variables.
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Find the midpoint of the segment joining points A and B, A(6,-7) B(6,3)
3. Which of the following equations is
equivalent to the equation shown below?
3x + 5 = 7x
10
A. 10x + 5 = -10
B. 4x + 5 = -10
C. 7x - 5 = 3x
D. -4x + 5 = -10
Answer:
the question has some problems
8) How many natural numbers, less than 100 , are there such that neither 2 , nor 3 , nor 5 divides them?
We find that there are 84 natural numbers which are less than 100 that are not divisible by 2, 3, or 5.
There are 150 natural numbers less than 100. To find the number of natural numbers that are not divisible by 2, 3, or 5, we need to subtract the numbers that are divisible by these primes from the total count.
Step 1: Count the numbers divisible by 2:
There are 100/2 = 50 numbers divisible by 2.
Step 2: Count the numbers divisible by 3:
There are 100/3 = 33 numbers divisible by 3.
Step 3: Count the numbers divisible by 5:
There are 100/5 = 20 numbers divisible by 5.
Step 4: Count the numbers divisible by both 2 and 3:
There are 100/6 = 16 numbers divisible by both 2 and 3.
Step 5: Count the numbers divisible by both 2 and 5:
There are 100/10 = 10 numbers divisible by both 2 and 5.
Step 6: Count the numbers divisible by both 3 and 5:
There are 100/15 = 6 numbers divisible by both 3 and 5.
Step 7: Count the numbers divisible by 2, 3, and 5:
There are 100/30 = 3 numbers divisible by 2, 3, and 5.
Step 8: Subtract the numbers counted in steps 1-7 from the total count:
150 - (50 + 33 + 20 - 16 - 10 - 6 + 3) = 84
Therefore, there are 84 natural numbers less than 100 that are not divisible by 2, 3, or 5.
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please help me :(
Angharad sleeps for 8 hours each night, correct to the nearest 10 minutes.
The total time she sleeps in the month of November (30 nights) is T hours.
Between what limits does T lie?
Answer:
The limits between which T lies is 273 hours 30 mins < T < 242 hours 30 minutes
Step-by-step explanation:
The number of hours Angharad sleeps each night = 8 hours ± 10 minutes
The actual time Angharad sleeps each night = 8 hours ± 5 minutes
Which gives the maximum time Angharad sleeps = 8 hours 5 minutes = 485 minutes per night
The minimum time Angharad sleeps = 7 hours 55 minutes = 475 minutes
The number of days in the month of November = 30 nights
The maximum time in minutes Angharad sleeps in November, \(T_{max}\) = 30 nights × 485 minutes/night = 14,550 minutes = 242.5 hours = 242 hours 30 minutes
The minimum time in minutes Angharad sleeps in November, \(T_{min}\) = 30 nights × 475 minutes/night = 14,250 minutes = 237.5 hours = 237 hours 30 minutes
Therefore, we have, the limits between which T lies given as follows;
273.5 hours < T < 242.5 hours.
Answer:
235 ≤ T ≤ 245
Step-by-step explanation:
(8 hours per night x 30 nights) = 240 hours
The deviation from 8 hours per night is as much as 10 minutes per night.
Over 30 nights, the total deviation can be as much as (30 x 10 minutes) = 300 minutes = 5 hours.
So T can be as much as (240 + 5) = 245 hours, or as little as (240 - 5) = 235 hours.
In inequality form,
235 ≤ T ≤ 245
A student begins a proof of the law of cosines. His work is shown.
(image below)
The student made an error in ___. To correct this error, he should ___.
After correcting this error, the student can use the ___ to relate sides x, y, z, and angle ___.
1st blank answers:
a, step 1
b, step 2
c, step 3
2nd blank answers
a, define side AY in terms of angle X
b, define side XY in terms of angle X
c, define side AX in terms of angle Y
3rd blank answers
a, tangent function
b, law of sines
c, Pythagorean theorem
4th blank answers
a, Z
b, X
c, Y
The student made an error in step 3. To correct this error, he should define side AY in terms of angle X. Pythagorean theorem relates sides x, y, z, and angle X
The law of cosine.In Trigonometry, law of cosine (cos) is given by this mathematical expression:
cosθ = Opp/Hyp
Where:
Opp is the opposite side of a right-angled triangle.Hyp is the hypotenuse of a right-angled triangle.θ is the angle.In this scenario, we can logically deduce that the student made an error in step 3. To correct this error, he should define side AY in terms of angle X.
After correcting this error, the student can use the Pythagorean theorem to relate sides x, y, z, and angle X.
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Given the ellipse: x^2/9 + y^2/25 = 1
(a) Find the coordinates of the two focal points.
(b) Find the eccentricity of the ellipse
(a) The coordinates of the two focal points of the ellipse x^2/9 + y^2/25 = 1 are (-4, 0) and (4, 0).
(b) The eccentricity of the ellipse is √(1 - b^2/a^2) = √(1 - 25/9) = √(16/9) = 4/3.
(a) The general equation of an ellipse centered at the origin is x^2/a^2 + y^2/b^2 = 1, where a is the semi-major axis and b is the semi-minor axis. Comparing this with the given equation x^2/9 + y^2/25 = 1, we can see that a^2 = 9 and b^2 = 25. Therefore, the semi-major axis is a = 3 and the semi-minor axis is b = 5. The focal points are located along the major axis, so their coordinates are (-c, 0) and (c, 0), where c is given by c^2 = a^2 - b^2. Plugging in the values, we find c^2 = 9 - 25 = -16, which implies c = ±4. Therefore, the coordinates of the focal points are (-4, 0) and (4, 0).
(b) The eccentricity of an ellipse is given by e = √(1 - b^2/a^2). Plugging in the values of a and b, we have e = √(1 - 25/9) = √(16/9) = 4/3. This represents the ratio of the distance between the center and either focal point to the length of the semi-major axis. In this case, the eccentricity of the ellipse is 4/3.
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Solve for mZRST.
T
U
v
32°
60°
R
Answer:
Step-by-step explanation:
if there is a picture i will like to see in order to help you
how many different three-step paths along the edges of a cube are there that take you from vertex $a$ to vertex $b$? (a step is from a vertex to an adjacent vertex sharing an edge.)
The total number of different paths which we can have as calculated from the given data is 6.
To know the number of different three-step paths along the edges of a cube are there that take us from vertex a to vertex b.
For the first path no of different ways = 3
For the second path no of different ways = 2
For the third path no of different ways = 1
Therefore , the total number of ways
= 3 x 2 x 1
= 6
The solid three-dimensional shape also known as a cube has six square faces, eight vertices, and twelve edges. A cube is also known as a hexahedron.
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Sarah has 600 and dimes in her piggy bank which totals to $123.75 how many quarters and dimes does she have
Answer:100
Step-by-step explanation:
Because
The expression 937(1+x) gives the markup price of a computer, where x is the percent of the markup written in decimal form.
What does 1 + x represent in the expression?
Answer:
It represents 1 + the percent of the markup written in decimal form
Answer:
percent of original price being paid
A six sided die is being rolled 20 times. This die is weighted so that on average a 3 is rolled four out of every eleven times. Find the expected number times a 3 will be rolled А. 80/11 B. 5 C. 20/11 D. 20/3 E. 7
The expected number of times a 3 will be rolled in 20 rolls is A. 80/11.
We can start by finding the probability of rolling a 3 on any given roll. If a 3 is rolled four out of every eleven times, then the probability of rolling a 3 on any given roll is 4/11.
Now we can use the formula for the expected value of a binomial distribution to find the expected number of times a 3 will be rolled in 20 rolls:
E(X) = np
where E(X) is the expected number of successes (in this case, rolling a 3), n is the number of trials (20), and p is the probability of success (4/11).
E(X) = 20 * (4/11)
E(X) = 80/11
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The range of a quadratic function is determined by the…..A. x-intercepts B. y-interceptsC. vertexof the parabola.
A parabola is a figure similar to the following:
In the example given the parabola opens downwards and the vertex acts as a maximum point. We can also have the following:
This parabola opens upwards and the vertex acts as a minimum point.
Now, the range is the values of the y-variable that the function outputs. We notice that in the first case, the range is the values that are smaller than the y-coordinate of the vertex.
In the second case, we notice that the range is the values that are greater than the y-coordinate of the vertex.
Therefore, we can conclude that the range is determined by the vertex, therefore, the right answer would be C.
Determine the vertex of a parabola represented by the equation f (x ) = x2 - 2x - 8, with two symmetric points on the parabola (2, -8) and (0, -8).
The two distances are equal, which means the points (2, -8) and (0, -8) are symmetric about the axis of symmetry x = 1, or the vertex (1, -9).
What is the quadratic equation?
The solutions to the quadratic equation are the values of the unknown variable x, which satisfy the equation. These solutions are called roots or zeros of quadratic equations. The roots of any polynomial are the solutions for the given equation.
The vertex of a parabola in standard form, f(x) = a(x - h)² + k, is at the point (h, k).
We can rewrite the given equation, f(x) = x² - 2x - 8, in standard form by completing the square:
f(x) = x² - 2x - 8
= (x² - 2x + 1) - 1 - 8
= (x - 1)² - 9
So the vertex of the parabola is at the point (1, -9), where h = 1 is the x-coordinate of the vertex, and k = -9 is the y-coordinate of the vertex.
To verify that points (2, -8) and (0, -8) are symmetric about the vertex, we can calculate the axis of symmetry, which is x = h, or x = 1 in this case.
The distance between the vertex (1, -9) and the point (2, -8) is the same as the distance between the vertex and the point (0, -8), since these points have the same y-coordinate:
d((1, -9), (2, -8)) = d((1, -9), (0, -8))
Using the distance formula, we can calculate the left-hand side:
d((1, -9), (2, -8)) = √((2 - 1)² + (-8 - (-9))²)
= √(1 + 1)
= √(2)
Using the distance formula again, we can calculate the right-hand side:
d((1, -9), (0, -8)) = √((0 - 1)² + (-8 - (-9))²)
= √(1 + 1)
= √(2)
Hence, the two distances are equal, which means the points (2, -8) and (0, -8) are symmetric about the axis of symmetry x = 1, or the vertex (1, -9).
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what is the best estimate for the product 4 times 24
Answer:
20×4=80
4×2×10=80
Step-by-step explanation:
To estimate the result of multiplication (product), round the numbers to some close numbers that you can easily multiply mentally.
One method of estimation is to round all factors to the biggest digit (place value) they have.
you need to round 24 to the nearest ten which is 20 and leave 4 as it is
This scene is an example of dramatic irony used to create suspense since the audience knows that.
This scene is an example of dramatic irony used to create suspense since the audience knows that this joyous occasion will ultimately lead to tragedy.
In the scene, Lord Capulet is preparing for his daughter Juliet's wedding to Paris, while the audience knows that Juliet is already secretly married to Romeo. Lord Capulet's excitement and eagerness to prepare for the wedding create suspense and tension for the audience, who knows that this joyous occasion will ultimately lead to tragedy.
Furthermore, the use of music within the scene also adds to the suspense. The audience hears the music, which signifies the arrival of the wedding party, but also knows that this will lead to the revelation of Juliet's secret marriage.
The urgency in Lord Capulet's instructions to the Nurse to wake up Juliet and make haste heightens the tension for the audience, who are aware of the impending disaster.
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Complete Question:
Read the excerpt from Act IV, scene iii of Romeo and Juliet.
Capulet Good faith! this day:
The county will be here with music straight,
For so he said he would. [Music within.] I hear him near.
35
This scene is an example of dramatic irony used to create suspense since the audience knows that
Mr. Gephart is traveling from his house to the history museum. How many meters will he travel to the museum? The distance from home to the history museum is six and seven-tenths kilometers. A. 670 m B. 6,700 m C. 0. 067 m D. 67,000 m.
By using relation between metre and kilometre we got that if The distance from home to the history museum is six and seven-tenths kilometres then he travel 67000 m
What is relation between metre and kilometre?
Relation between metre and kilometre is that 1 kilometre =1000 metre
we know that kilometre and metre are two units of distance and we can convert data from one to another using their relation
Now here given distance is in kilometre
and distance is67 kilometre
We can convert 67 kilometre in metre as
67 kilometre = 67 \(\times\)1000metre
67 kilometre = 67000 metre =67000 m
By using relation between metre and kilometre we got that if The distance from home to the history museum is six and seven-tenths kilometres then he travel 67000 m
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Answer: ( B ) (6,700)
Step-by-step explanation:
i checked the question on my quick check
Whats the explicit equation for the sequence: 8000, 4000, 2000, 1000?
Answer:
V÷ 2
Step-by-step explanation:
Get peevious number and divide by half.