Answer:
The Answer is 6,866
The diagram shows an open rectangular box ABCDEFGH.
A straight stick AGM rests against A and G and extends outside the box to M.
a. Calculate the angle between the stick and the base of the box.
b. AM= 30 cm.
Show that GM= 4.8 cm, correct
to 1 decimal place.
The angle between the stick and the base of the box is 77. 9 degrees
How to determine the angleTo determine the angle between the stick and the base, we have to know the trigonometric identities.
These identities are;
sinecosinecotangenttangentsecantcosecantFrom the information given, we have;
sin A = FB/AB
Given that;
GB = 14.5cm
AB = 18. 6cm
substitute for the length of the sides, we have;
sin A = 14.5/18. 6
Divide the values, we have;
sin A = 0. 7796
Find the inverse sine
A = 77. 9 degrees
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9/8 3 equivalent ratio please answer quickly
Answer:
18:16, 27:24, 36:32, or 45:40
Step-by-step explanation:
hope this helps u
Plz help!! I will give most brainliest!! And no links plz!!
Answer:
Approximately 189.5075 or 189.51
↓
15.47x
15.47(12.25)
189.5075
Answer:
Shella earned $189.51
Step-by-step explanation:
Proportion:
15.47 = x/12.25
x = 15.47(12.25)
x = $189.51
Find the LCM: 3y−3x,y2−x2 Select one: a. 3(x−y)(y+x) b. (y−x)(y+x) c. (x−y)(y+x) d. 3(y−x)(y+x) e. None of these.
The LCM of 3y - 3x and \(y^2 - x^2\) is (y - x)(y + x), which corresponds to option (c). Therefore, the correct answer is option (c) - (x - y)(y + x).
To find the LCM (Least Common Multiple) of the given expressions, we need to factorize each expression and identify the common factors and unique factors.
The expression 3y - 3x can be factored as 3(y - x), where (y - x) is a common factor.
The expression \(y^2 - x^2\) is a difference of squares and can be factored as (y - x)(y + x), where (y - x) and (y + x) are factors.
To determine the LCM, we consider the common factors and the unique factors. In this case, (y - x) is a common factor, and (y + x) is a unique factor.
Therefore, the LCM of 3y - 3x and \(y^2 - x^2\) is (y - x)(y + x). This option corresponds to choice (c) - (x - y)(y + x).
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210 suite is marked down by 30%.Find the sale price
Answer:
$147
Step-by-step explanation:
What is the slope of a line that is perpendicular to the line y=-1/3x-6
OA. 3
OB. 1/3
OC. -1/3
O D. 3
Answer:
3
Step-by-step explanation:
3 is the complete oposite of -1/3 in terms of slopes, therefore they are perpendicular to each other.
Write three four-digit numbers that are divisible by 4,5, and 9.
To be divisible by 5, the last digit needs to be 5 or 0.
To be divisible by 4 as well, your number will need to end with 20, 40, 60, 80, or 00.
To be divisible by 9, the digits need to add up to 9, 18, 27, 36, etc.
So, ending with 20, 6120 works, as does 5220, 4320, 3420, 2520, and 1620.
If we move the ending with 40, 1440 works, as does 2340, 3240, 4140, 5940, and 6840.
4500, 1000, and 1005
Find the smallest number by which 35280 must be multiplied so that the product is a perfect square.
5 is the smallest number by which 35280 must be multiplied so that the product will be a perfect square.
What number must be an integer multiplied by to find a perfect square?
A number is a perfect square if the following property is satisfied:
a = b², where is a natural number.
Please notice that b can be either a prime number or a product of prime numbers.
Initially, we proceed to factorize 35280 by factorial decomposition, that is, as a product of prime numbers:
35280 = 2⁴ × 3² × 5 × 7²
35280 = (2²)² × 3² × 5 × 7²
35280 = 4² × 3² × 5 × 7²
Then, we must add a 5 to find a product that is a perfect square:
4² × 3² × 5² × 7² = 176400
5 is the smallest number by which 35280 must be multiplied so that the product will be a perfect square.
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Billy has 30,000 candy bars. He shared his candy bars with five other friends but his friends also had 15 million thousand billion gazillion candy bars so how many candy bars is altogether? (After adding how many candy bars put that Abili plus his five other friends to see how many candy bars, Willis, and how many candy bars with shared with Billy and five other frens ) (
Billy has 30,000 candy bars and his five friends have 30,000 Candy bars combined, then altogether they have 15,000,000,000,000,000,030,000 candy bars.
There is a discrepancy in the information provided in the problem statement. It states that Billy has 30,000 candy bars, but then goes on to say that his friends have 15 million thousand billion gazillion candy bars. This makes it unclear what the actual total number of candy bars is.
Assuming that Billy's 5 friends also have a total of 30,000 candy bars, we can calculate the total number of candy bars altogether by adding up the number of candy bars each person has:
15 million thousand billion gazillion can be simplified to 15,000,000,000,000,000,000,000. Therefore, the total number of candy bars is: Billy's candy bars (30,000) + Friends' candy bars (15,000,000,000,000,000,000,000) Total = 30,000 + 15,000,000,000,000,000,000,000
Therefore, if Billy has 30,000 candy bars and his five friends have 30,000 candy bars combined, then altogether they have 15,000,000,000,000,000,030,000 candy bars.
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5 Which of the following does NOT represent an equation?
A Twice a number is six.
B x + 6 = 10
C 6 years older than Mike
D-9 +2 = -1 -
A triangle with an area of 60 square inches has a height that is 16 less than 6 times its base.
Find the base and height, in inches, of the triangle
Step-by-step explanation:
the area of a triangle
baseline × height / 2
in our case
baseline × height / 2 = 60 in²
height = 6×baseline - 16
baseline × (6×baseline - 16) / 2 = 60
baseline × (3×baseline - 8) = 60
3×baseline² - 8×baseline = 60
baseline = x
3x² - 8x - 60 = 0
general solution to a quadratic equation is
x = (-b ± sqrt(b² - 4ac))/(2a)
in our case
a = 3
b = -8
c = -60
x = (8 ± sqrt(64 - 4×3×-60))/(2×3) =
= (8 ± sqrt(64 + 720))/6 = (8 ± sqrt(784))/6 =
= (8 ± 28)/6
x1 = (8 + 28)/6 = 36/6 = 6
x2 = (8 - 28)/6 = -20/6 = -10/3
x2 as a negative number is not a valid solution for a length in a geometric shape.
so, x = 6 in is our solution for the baseline.
height = 6x - 16 = 6×6 - 16 = 36 - 16 = 20 in
base = 6 in
Find the cube root of .
0.008/0.125
Answer:
Step-by-step explanation:
\(\sqrt[3]{\frac{0.008}{0.125} }\\ =\sqrt[3]{\frac{8}{125} }\\ = \frac{2}{5}\)
30
Mrs. Martinez assigned 20 pages of reading for homework Jace had time to read 3 pages before he left school. What percent
of the assigned pages did Jace read while at school
Answer:
15% if I remember correctly
Each week you weigh your pet guinea pigs to make sure they are healthy.
Guinea pigs are good at hiding illness, but if you weigh them you can tell if they
are sick
Last week Max weighed 950 grams, but this week he weighed 900 grams!
Find the percent change and describe it as a percent increase or decrease.
Round to the nearest hundredth place value.
Answer:
5.26 , decrease
Step-by-step explanation:
950-900=50
changed÷original×100
50÷950×100
≈5.26(Round to the nearest hundredth place)
reverse percentages question.
during a promotion a bag of sweets contain 20% extra free.There are 24 sweets in the bag during the promotion.
How many sweets are there normally?
Given:
During a promotion a bag of sweets contain 20% extra free.
Sweets in the bag during the promotion = 24
To find:
The number of sweets are there normally.
Solution:
Let x be the number of sweets are there normally.
Then, number of sweets during the promotion is 20% more than x.
\(=x+\dfrac{20}{100}\times x\)
\(=x+\dfrac{1}{5}x\)
\(=\dfrac{5x+x}{5}\)
\(=\dfrac{6x}{5}\)
Sweets in the bag during the promotion = 24
\(\dfrac{6x}{5}=24\)
Multiply both sides by 5.
\(6x=120\)
Divide both sides by 6.
\(x=20\)
Therefore, normally there are 20 number of sweets.
What is the midpoint of a line segment with the endpoints of (-4, -4) and (6, 14)
(10, 18)
(2, 10)
(-1, 4)
(1, 5)
Answer:
The midpoint is ( 1,5)
Step-by-step explanation:
To find the x coordinate of the midpoint, add the x coordinates of the endpoints and divide by 2
( -4+6)/2 = 2/2 =1
To find the y coordinate of the midpoint, add the y coordinates of the endpoints and divide by 2
( -4+14)/2 = 10/2 =5
The midpoint is ( 1,5)
What was the rate of farm foreclosures in 1925? 8% 14% 16% 18%
Answer:it is 16%
Step-by-step explanation:
Answer:
16%
Step-by-step explanation:
Question 1 of 6
Type the correct answer in the box. Use numerals instead of words. If necessary, use / for the fraction
Solve the following equation for x, and express its value in terms of c.
3(cx – 7) = 9
The value of x in the equation is
Answer:
If c=2 than x=5 because 2x5=10 and 10-7=3 and 3x3=9
Step-by-step explanation:
What is the length of the radius of the above sphere if the volume is 14,130 in3?
Solve this equation and you will have the solution:
4 • 3.14 • r3 ÷ 3 = 14,130
Your last step when solving this equation is to find the cube root of a both sides!
The length of the radius of the sphere is 15 in.
What is a sphere?It is a three-dimensional figure and has a diameter and a radius and the volume of a sphere is 4/3πr³.
We have,
Volume of the sphere = 14130 in³
So,
4/3πr³ = 14130 _____(1)
Solve for r.
4/3 x 3.14 x r³ = 14130
keep r on one side and the rest on the other side.
r³ = 14130 x 3 / 4 x 3.14
Cube root on both sides.
r³ = 3375
∛r³ = ∛3375
[ 15 x 15 x 15 = 3375 ]
So,
r = 15
Thus,
The radius of the sphere is 15 in.
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What is 4.5-4x evaluated
Answer:
Step-by-step explanation:
Tina worked 5 1/3 hours on Saturday and 6 1/4 hours on Sunday. How many total hours did she work these two days?
Answer:
11 7/12
Step-by-step explanation:
5 1/3 + 6 1/4 = 11 7/12
6. Janet makes scarves to sell at the craft fair. Each scarf requires 2.5 yards of yarn. A. At the fabric store, yarn is sold by the foot. If Janet wants to make 84 scarves, how many feet of yarn must she buy?
Answer:
610 feet
Step-by-step explanation:
From the question :
1 scarf = 2.5 yards of yarn
84 scarves = x yards
Cross Multiply
1 scarf × x yards = 84 × 2.5 yards
x yards = 210 yards
Hence, 84 scarves require 210 yards
Converting yards to feet
1 yard = 3 feet
210 yards = x feet
x feet × 1 yard = 210 yards × 3 feet
x feet = 210 yards × 3 feet/1 yards
x feet = 610 feet
Hence, if Janet wants to make 84 scarves, she need to buy 610 feet of yarn
What is the value of c?
What are the values of x and y in the matrix equation below?
Answer : value of x and y in the matrix equation is:
x = -3
y = +4, -4
Step-by-step explanation :
The matrix expression is:
\(\left[\begin{array}{ccc}x+4\\y^2+1\end{array}\right]+\left[\begin{array}{ccc}-9x\\-17\end{array}\right]=\left[\begin{array}{ccc}28\\0\end{array}\right]\)
First we have to add left hand side matrix.
\(\left[\begin{array}{ccc}(x+4)+(-9x)\\(y^2+1)+(-17)\end{array}\right]=\left[\begin{array}{ccc}28\\0\end{array}\right]\)
Now we have to add left hand side terms.
\(\left[\begin{array}{ccc}x+4-9x\\y^2+1-17\end{array}\right]=\left[\begin{array}{ccc}28\\0\end{array}\right]\)
\(\left[\begin{array}{ccc}4-8x\\y^2-16\end{array}\right]=\left[\begin{array}{ccc}28\\0\end{array}\right]\)
Now we have to equating left hand side matrix to right hand matrix, we get:
\(\Rightarrow 4-8x=28\text{ and }y^2-16=0\\\\\Rightarrow 8x=4-28\text{ and }y^2=16\\\\\Rightarrow x=-3\text{ and }y=\pm 4\)
Therefore, the value of x and y in the matrix equation is -3 and +4, -4 respectively.
Answer:
D is wrong. The correct answer choice is C ( x=-3 and y= +4, -4)
Step-by-step explanation:
Math unit test review
12/22 + 1/11 in the lowest terms
Answer: 7/11
Step-by-step explanation:
12/22 +1/11 = 12/22 + 2/22 (make the denominator the same number, in this case the lowest common multiple of 11 and 22, which is 22)
12/22 + 2/22 = 14/22
14/22 = 7/11 (divide both the numerator and denominator by 2)
Find the exact value of cos J in simplest form.
√29
14
15
H
The cosine of angle J is given as follows:
\(\cos{J} = \frac{14\sqrt{2}}{49}\)
What are the trigonometric ratios?The three trigonometric ratios are the sine, the cosine and the tangent of an angle, and they are obtained according to the rules presented as follows:
Sine = length of opposite side/length of hypotenuse.Cosine = length of adjacent side/length of hypotenuse.Tangent = length of opposite side/length of adjacent side = sine/cosine.For the angle J in this problem, we have that:
4 is the adjacent side.\(\sqrt{98}\) is the hypotenuse.Hence the cosine of angle J is given as follows:
\(\cos{J} = \frac{4}{\sqrt{98}} \times \frac{\sqrt{98}}{\sqrt{98}}\)
\(\cos{J} = \frac{4\sqrt{98}}{98}\)
\(\cos{J} = \frac{2\sqrt{98}}{49}\)
As 98 = 2 x 49, we have that \(\sqrt{98} = \sqrt{49 \times 2} = 7\sqrt{2}\), hence:
\(\cos{J} = \frac{14\sqrt{2}}{49}\)
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Miguel ran 2 9 10 miles on Monday. On Friday, Miguel ran 5 times as far as he did on Monday. How much farther did Miguel run on Friday than he did on Monday? Miguel ran miles farther on Friday
Answer:
\(11\dfrac{3}{5}$ miles\)
Step-by-step explanation:
Miguel ran \(2\dfrac{9}{10}\) miles on Monday.
On Friday, he ran 5 times as far as he did on Monday.
Miles run on Friday
\(=5 X 2\dfrac{9}{10}\)
\(=5 X \dfrac{29}{10}\\=\dfrac{29}{2}$ miles\)
Difference in Number of Miles Run
\(=\dfrac{29}{2}-\dfrac{29}{10}\\=\dfrac{145-29}{10}\\=\dfrac{116}{10}\\=11\dfrac{3}{5}$ miles\)
Therefore, Miguel ran \(11\dfrac{3}{5}$ miles\) farther on Friday.
Breast-feeding mothers secrete calcium into their milk. Some of the calcium may come from their bones, so mothers may lose bone mineral. Researchers measured the percent change in mineral content of the spines of 47 mothers during three months of breast-feeding.6Here are the data:
Blend Images/Superstock
(a)
The researchers are willing to consider these 47 women as an SRS from the population of all nursing mothers. Suppose that the percent change in this population has standard deviation ? = 2.5%. Make a stemplot of the data to verify that the data follow a Normal distribution quite closely. (Don
To create a stemplot, we first need to separate the data into "stems" and "leaves." Each stem represents the first digit(s) of each data point, while each leaf represents the last digit(s). For example, if the data point is 12.3, the stem would be 12 and the leaf would be 3.
To make a stemplot, the data should be arranged in increasing order, and then separated into stems and leaves.
STEMPLOT OF THE DATAHowever, you can use the data given and arrange it in increasing order and separate it into stems and leaves to make a stemplot. A stemplot is a good way to check if the data follow a normal distribution quite closely, the more the data is spread out and the more symmetric it is, the more likely it is to follow a normal distribution.
Also, it is important to mention that from the given data, it is not possible to conclude if the percent change in this population has standard deviation of 2.5%. This parameter can only be estimated from a sample if it follows a normal distribution which is not clear from the given data.
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Fill in the chart. If needed, use a calculator and round to one decimal place.
The chart should be completed as follows;
x \(f(x) = 1.7^x\) function (x, f(x)) Inverse (f(x), x)
0 1 (0, 1) (1, 0)
1 1.7 (1, 1.7) (1.7, 1)
-1 0.6 (-1, 0.6) (0.6, -1)
2 2.9 (2, 2.9) (2.9, 2)
3 4.9 (3, 4.9) (4.9, 3)
What is an exponential function?In Mathematics and Geometry, an exponential function can be modeled by using this mathematical equation:
\(f(x) = a(b)^x\)
Where:
a represents the initial value or y-intercept.x represents x-variable.b represents the rate of change, common ratio, or growth rate.Based on the given exponential function \(f(x) = 1.7^x\), we would determine the value of f(x) by substituting each of the x-values as follows;
x = 1
\(f(x) = 1.7^1\)
f(x) = 1.7
When x = -1, we have:
\(f(x) = 1.7^{-1}\)
f(x) = 0.6
When x = 2, we have:
\(f(x) = 1.7^{2}\)
f(x) = 2.9
When x = 3, we have:
\(f(x) = 1.7^{3}\)
f(x) = 4.9
In conclusion, the inverse of this exponential function would be determined by interchanging (swapping) the x-value (x) and the y-value f(x) as shown in the chart above.
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Calculate the following value and how your work. Give exact anwer, uing the implet radical form i neceary. GL =
m∠KLH =
KH =
GL is equal to √25 + L2, or √5 in its simplest radical form. The Pythagorean Theorem states that the sum of the squares of the two adjacent sides of a right triangle is equal to the square of the hypotenuse.
Given:
GL = ?
m∠KLH = 90°
KH = 5
We can use the Pythagorean Theorem to solve for GL.
GL2 = K2 + L2
GL2 = 52 + L2
GL2 = 25 + L2
Therefore, GL = √25 + L2 = √5.
Given GL, m∠KLH, and KH, we can use the Pythagorean Theorem to solve for GL. The Pythagorean Theorem states that the sum of the squares of the two adjacent sides of a right triangle is equal to the square of the hypotenuse. Therefore, we can calculate the square of GL by taking the square of KH and adding it to the square of L, which is unknown. We square 5 and get 25, then we add L2 to get 25 + L2. We can then take the square root of this to get GL. Therefore, GL is equal to √25 + L2, or √5 in its simplest radical form.
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