Answer:
Step-by-step explanation:
perimeter = hypotenuse + side a + side b
sin = opposite / hypotenuse
tan = opposite/adjacent
find the hypotenuse
let x = hypotenuse
sin(55 deg) = 56 / x
x * sin(55 deg) = 56
x = 56 / sin(55 deg) use a calculator
x ~ 68.36
find the side adjacent to 55 degrees
let x = adjacent leg
tan(55 deg) = 56 / x
x * tan(55 deg) = 56
x = 56 / tan(55 deg) use a calculator
x ~ 39.21
add them together
perimeter = 56 + 68.36 + 39.21
perimeter ~ 163.57 or 164
In January, 2005 Anthony was preparing to purchase 100 shares of ABC stock. He was studying the literature and found four different charts on ABC stock performance. Which chart is the most relevant representation for Anthony’s purposes?
a.
A graph has year on the x-axis, from 1999 to 2003, and value (dollars per share) on the y-axis, from 80 to 200 in increments of 40. A curve goes through (0, 140), (2000, 170), (2002, 120).
b.
A graph has year on the x-axis, from 2001 to 2005, and value (dollars per share) on the y-axis, from 80 to 200 in increments of 40. A curve goes through (0, 170), (2003, 90), (2005, 130).
c.
A graph has year on the x-axis, from 1997 to 2003, and value (dollars per share) on the y-axis, from 0 to 200 in increments of 40. A curve goes through (0, 80), (2000, 170), (2003, 90).
d.
A graph has year on the x-axis, from 1996 to 2000, and value (dollars per share) on the y-axis, from 0 to 200 in increments of 40. A curve goes through (1996, 80), (1998, 140), (2000, 170).
Please select the best answer from the choices provided
A
B
C
D
Answer:
The chart which is most relevant representation for Anthony's purposes is;
b. A graph has year on the x-axis, from 2001 to 2005, and value (dollars per share) on the y-axis, from 80 to 200 in increments of 40. A curve goes through (0, 170), (2003, 90), (2005, 130)
Step-by-step explanation:
From the question, we have;
The time at which Anthony was preparing to purchase shares = January, 2005
The number of shares Anthony was preparing to purchase = 100 shares
The information he found in the literature = Charts on ABC stock performance
The information required = The current price of shares of ABC stock
Therefore, the chart that is most relevant is a chart that gives the 2005 pricing of ABC stock which is the graph that has a curve that goes through (0, 170), (2003, 90), (2005, 130)
Answer:
The chart which is most relevant representation for Anthony's purposes is;
b. A graph has year on the x-axis, from 2001 to 2005, and value (dollars per share) on the y-axis, from 80 to 200 in increments of 40. A curve goes through (0, 170), (2003, 90), (2005, 130)
Step-by-step explanation:
Circle 1 has center (−6, 2) and a radius of 8 cm. Circle 2 has center (−1, −4) and a radius 6 cm. What transformations can be applied to Circle 1 to prove that the circles are similar? Enter your answers in the boxes. Enter the scale factor as a fraction in simplest form
Answer:
they are both circles
Step-by-step explanation:
I reallyyyy need help and i gotchu wit a lot of points if you can help me
Answer:
a. $14.99k + $24+ $25 = x
b. $14.99(3) + $24+ $25 = x
$44.97 + $24 + $25 = $93.97
Step-by-step explanation:
Answer:
i) C= $14.99 k + $24
ii) $93.97
Step-by-step explanation:
Let the number of models be represented by -----------k
Let the amount spent on books to be--------$24
The equation that represent amount spent in the mall is given as;
C= $14.99 k + $24 ---------------where ;
C= the equation for the total amount spent in the mall
k = the number of plane models
ii)
Using the equation : C= $14.99 k + $24 and if k = 3 and the amount spent on the store is $25 then ;
C= $14.99 * 3 + $24 = $44.97 + $24 = $68.97
C+ 25 = $68.97 + 25 =$93.97
Find the perimeter of the rectangle. Be sure to write the correct unit in your answer.
Answer: 90 inches
Step-by-step explanation:
4. There are 50 pupils in a class. Four-fifths of the class are boys
How many are boys?
Answer:
40
Step-by-step explanation:
50 x (4/5) = 50 x 4 =200/5=40
Answer:
aba mag solve kayo mag puro tanong samin
a. suppose you obtain a chi-square statistic of 3.86. Are your results statistically significant if the critical value obtained from the distribution of chi-square is 6.63 with an α Level of .01?
b. What about with a chi-square statistic of 67.81. Are the results significant if a critical value of the distribution is 3.84 with α level of .05?
a. The chi-square statistic is not significant at the α level of .01.
b. The chi-square statistic is significant at the α level of .05.
How to determine chi-square statistic is not significant at α level of .01?a. With a chi-square statistic of 3.86 and a critical value of 6.63 at α level of .01, we can compare the two values.
Since 3.86 < 6.63, this means that the chi-square statistic is not significant at the α level of .01.
In other words, the result is not statistically significant and we fail to reject the null hypothesis.
How to determine chi-square statistic is significant at α level of .05. ?b. With a chi-square statistic of 67.81 and a critical value of 3.84 at α level of .05, we can again compare the two values.
Since 67.81 > 3.84, this means that the chi-square statistic is significant at the α level of .05.
In other words, the result is statistically significant and we reject the null hypothesis.
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How would I round .1245 to the nearest Hundredths???
Answer:
.12
Step-by-step explanation:
See if the number after the hundreths is greater than or 5, which in this case its not, so you will round it by keeping it the same
Expand and simplify the expressions using properties of operations. 8(3x - 7)
Answer:
8x10x
Step-by-step explanation:
Help!!!! ASAP!!!
The meteorologist made a forecast that a cold front was coming through and the temperature would steadily drop 12.2 degrees over the next six and one fourth hours. How much did the temperature drop each hour?
19.52 degrees
18.45 degrees
5.95 degrees
1.952 degrees
Answer:
1.952 degrees.
Step-by-step explanation:
which best explains whether a triangle with side lengths 5cm 13cm and 12 cm is a right triangle
Answer: the awnser is 0 jk its not
Step-by-step explanation:
i just want point repete dkmkmkrfnjrjnnfrfr
Answer:
Yes, it can make a right triangle.
Step-by-step explanation:
We can use the Pythagorean Theorem to determine if the sides make a right triangle.
\(a^2+b^2=c^2\)
We are given the side lengths: 5cm, 13cm, and 12 cm.
13cm is the longest, so it would be 'c'.
5cm and 12cm will be 'a' and 'b'.
Let 5 be 'a', 12 be 'b', and 13 be 'c':
\(5^2+12^2=13^2\\\\\text{Solve the Exponents:}\\ \rightarrow 5^2=25\\\rightarrow 12^2=144\\\rightarrow 13^2=169\\\\25+144=169\\\boxed{169=169}\)
5cm, 13cm, and 12 cm would make a right triangle. It satisfies the Pythagorean Theorem.
Test the claim that the proportion of people who own cats is significantly different than 80% at the 0.01 significance level. The test is based on a random sample of 400 people, in which 88% of the sample owned cats The null and alternative hypothesis would be The test is left-tailed right-tailed two-tailed (to 2 decimals) Based on this we Reject the null hypothesis
Based on the given information, the null and alternative hypotheses are not specified, making it impossible to determine whether to reject the null hypothesis or not without additional calculations and analysis.
The null and alternative hypotheses for this test would be:
Null hypothesis (H0): The proportion of people who own cats is equal to 80%.
Alternative hypothesis (Ha): The proportion of people who own cats is significantly different than 80%.
The test is a two-tailed test because the alternative hypothesis is not specific about the direction of the difference.
Based on the given information, a random sample of 400 people was taken, and 88% of the sample owned cats. The test is conducted at the 0.01 significance level.
To determine whether to reject the null hypothesis, we would perform a hypothesis test using appropriate statistical methods. The conclusion about rejecting or not rejecting the null hypothesis would depend on the test statistic and its corresponding p-value.
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Select one of the factors of x2y3 − 11x2y + 6y2 − 66.
(x2y + 6)
(x2y − 6)
(y2 + 11)
(y − 3)
Step-by-step explanation:
The factors of the equation x2y3 - 11x2y + 6y2 - 66 can be found by taking out the common terms.
x2y3 - 11x2y + 6y2 - 66
Let us take out the common from the first two terms.
⇒ x2y(y2 - 11)------>(1)
Take out common from the last two terms.
⇒ + 6 (y2 - 11)------>(2)
By combining these two, we get
x2y(y2 - 11) + 6(y2 - 11)
⇒ (x2y + 6)(y2 - 11)
Answer:
(x^2y + 6)
Step-by-step explanation:
I got it right on the test.
In the figure below, ⎯⎯⎯⎯⎯⎯⎯⎯,⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯,
B
L
¯
,
A
M
¯
,
and ⎯⎯⎯⎯⎯⎯⎯⎯⎯
C
K
¯
are medians of △
△
A
B
C
. If AM = 21 and LO = 4, then AO =
Answer:
AO = 14
Step-by-step explanation:
The figure we are given shows the intersection of the medians of this triangle. In fact, the point of intersection of the medians is called the centroid. In this problem, O is the centroid.
The intersection of the medians of a triangle has some properties:
(1) The distance from a vertex of the triangle to the centroid is 2/3 of the distance from said vertex to the opposite side of the vertex
(2) The distance from the centroid to a side opposite of a vertex is 1/3 of the distance from said vertex to the opposite side of said vertex
(3) The longer part of the median partitioned by the centroid is twice the distance of the shorter part of said median partitioned by the centroid
We can use the first property stated to find the distance of AO.
\(AO = \frac{2}{3} AM\)
We are given that AM = 21
\(AO = \frac{2}{3}(21)\)
\(AO = \frac{42}{3}\)
\(AO = 14\)
what is a common denominator for 1/6 and 3/5
Answer:
30
Step-by-step explanation:
Answer: 30
Hopes this helps
AC is a diameter of OE, the area of
the
circle is 2897 units², and AB = 16 units.
Find BC and mBC.
B
A
C
E
Given that AC is a diameter of the circle, we can conclude that triangle ABC is a right triangle, with AC being the hypotenuse. The area of the circle is not directly related to finding the lengths of BC or AB, so we will focus on the given information: AB = 16 units.
Using the Pythagorean theorem, we can find BC. The Pythagorean theorem states that in a right triangle, the square of the length of the hypotenuse (AC) is equal to the sum of the squares of the other two sides (AB and BC):
AC² = AB² + BC²
Substituting the given values, we have:
(AC)² = (AB)² + (BC)²
(AC)² = 16² + (BC)²
(AC)² = 256 + (BC)²
Now, we need to find the length of AC. Since AC is a diameter of the circle, the length of AC is equal to twice the radius of the circle.
AC = 2 * radius
To find the radius, we can use the formula for the area of a circle:
Area = π * radius²
Given that the area of the circle is 2897 units², we can solve for the radius:
2897 = π * radius²
radius² = 2897 / π
radius = √(2897 / π)
Now we have the length of AC, which is equal to twice the radius. We can substitute this value into the equation:
(2 * radius)² = 256 + (BC)²
4 * radius² = 256 + (BC)²
Substituting the value of radius, we have:
4 * (√(2897 / π))² = 256 + (BC)²
4 * (2897 / π) = 256 + (BC)²
Simplifying the equation gives:
(4 * 2897) / π = 256 + (BC)²
BC² = (4 * 2897) / π - 256
Now we can solve for BC by taking the square root of both sides:
BC = √((4 * 2897) / π - 256)
To find the measure of angle BC (mBC), we know that triangle ABC is a right triangle, so angle B will be 90 degrees.
In summary:
BC = √((4 * 2897) / π - 256)
mBC = 90 degrees
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i find the difference of
the two sum
14581 +4 185 41 and 23427+23243
Answer:
by adding 14581+418541=433,122
by adding 23427+23243=46,670
by substraction of both Numbers=
difference between both number is 386,452
The arc length x = True O False 4(3 + y)² on the interval [1, 4] is approximately 131 units.
The statement is false. The arc length of the curve defined by x = 4(3 + y)² on the interval [1, 4] is not approximately 131 units.
To find the arc length of a curve, we use the formula ∫ √(1 + (dx/dy)²) dy, where the integral is taken over the given interval.
In this case, the equation x = 4(3 + y)² represents a parabolic curve. By differentiating x with respect to y and substituting it into the arc length formula, we can calculate the exact arc length over the interval [1, 4].
However, it is clear that the arc length of the curve defined by x = 4(3 + y)² cannot be approximately 131 units, as this would require a specific calculation using the precise integral formula mentioned above.
Therefore, the statement is false, and without further calculations, we cannot determine the exact arc length of the given curve on the interval [1, 4].
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what is 1 5/12 + 1 8/12 for iready
Answer:
3 1/12
Step-by-step explanation:
uppose that the supply function for milled rice in India is Q = 8 + 9p - 12p, where Q is the quantity in millions of tons of rice per year, p is the price of milled rice in thousands of rupees per ton, and p, is the price of rough rice in thousands of rupees per ton. How does the supply curve change if the price of rough rice increases from 12,000 to 20,000 rupees per ton? M
If the price of rough rice increases from 12,000 to 20,000 rupees per ton, the supply curve of milled rice in India will decrease by 96 million tons per year.
To determine how the supply curve changes when the price of rough rice increases from 12,000 to 20,000 rupees per ton, we need to analyze the given supply function:
Q = 8 + 9p - 12p,
In the supply function, "p" represents the price of milled rice in thousands of rupees per ton. However, there is a typo in the equation provided for the supply function. It appears that the equation contains two terms with the variable "p," which should be corrected.
Assuming the corrected supply function is:
Q = 8 + 9p - 12p',
Where p' represents the price of rough rice in thousands of rupees per ton.
Now, let's calculate the initial supply quantity and then compare it with the new supply quantity after the increase in the price of rough rice.
For the initial price of rough rice (p') at 12,000 rupees per ton:
Q1 = 8 + 9p - 12(12)
Q1 = 8 + 9p - 144
For the new price of rough rice (p') at 20,000 rupees per ton:
Q2 = 8 + 9p - 12(20)
Q2 = 8 + 9p - 240
The change in supply can be calculated as the difference between Q2 and Q1:
Change in supply (ΔQ) = Q2 - Q1
= (8 + 9p - 240) - (8 + 9p - 144)
= -240 + 144
= -96
The change in supply (ΔQ) is -96 millions of tons of rice per year.
Therefore, if the price of rough rice increases from 12,000 to 20,000 rupees per ton, the supply curve of milled rice in India will decrease by 96 million tons per year.
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???????????????????????
Step-by-step explanation:
Hope this is correct and helpful
HAVE A GOOD DAY!
Step-by-step explanation:
=73/16+ 13/8
Multiply 2 to numerator and denominator of 13/8 then it becomes 26/16
73/16+26/16
=73+26/16
=99/16
=6 3/16
Classify the following triangle. Check all that apply. Angle 120
In the given triangle the length of the two sides of the triangle is equal hence the triangle is an isosceles triangle, and the angle is 120 degree hence the triangle is obtuse triangle.
What is an isosceles triangle?An isosceles triangle is one with two equally sized sides. Also equal are the two angles that face the two equal sides. In other terms, an isosceles triangle is a triangle with two sides that are the same length.
If the sides AB and AC of a triangle ABC are equal, then the triangle ABC is an isosceles triangle with B = C. "If the two sides of a triangle are congruent, then the angle opposite to them is likewise congruent," states the theorem that characterizes the isosceles triangle.
In the given triangle the length of the two sides of the triangle is equal hence the triangle is an isosceles triangle, and the angle is 120 degree hence the triangle is obtuse triangle.
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Can Someone plz help me with this question?
I will mark brainliest
PLEASE HELP ITS EASY BUT LIKE yh
Answer:
40 I told u
Step-by-step explanation:
right angles are 90 degrees
Answer :
x +25 +25 =90 degrees
x +50 =90 degrees
x = 90 -50
x = 40 degrees
What is the slope of a line PARALLEL to y = -2x + 5?
PLEASE HELP
Connie says an expression for the phrase "10 more
than the square of a number" is x2 + 10. Sharon says
it is 10x². Who is correct? Explain.
Answer:
Connie - \(x^{2} + 10\)
Step-by-step explanation:
10 more means that you are adding ten to the square of x
What should every column or axis have?
A. Label with units
B. Label
Answer:
A:Label with units
Step-by-step explanation:
units are important for understanding what's being plotted or investigated in the graph
what is the measure of each angle in a regular nonagon?
Answer:
140°
Step-by-step explanation:
a regular polygon is equiangular, equal angles.
a nonagon is a 9 sided polygon
the sum of the interior angles of a polygon is
sum = 180° (n - 2 ) ← n is the number of sides
here n = 9 , then
sum = 180° (9 - 2) = 180° × 7 = 1260° , then
each angle = 1260° ÷ 9 = 140°
For the given functions fand g, find the indicated composition. f(x) = - 3x +3, g(x) = 6x +5; (g of)(x) o
(g∘f)(x) = -18x + 18 + 5 = -18x + 23.
So, the composition (g∘f)(x) is -18x + 23.
Hi! To find the indicated composition (g∘f)(x) for the given functions f(x) = -3x + 3 and g(x) = 6x + 5, follow these steps:
1. Substitute f(x) into g(x) wherever you see an x.
2. Simplify the resulting expression.
So, (g∘f)(x) = g(f(x)) = g(-3x + 3).
Now, substitute -3x + 3 into g(x):
(g∘f)(x) = 6(-3x + 3) + 5.
Next, distribute and simplify:
(g∘f)(x) = -18x + 18 + 5 = -18x + 23.
So, the composition (g∘f)(x) is -18x + 23.
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A right rectangular prism has a length of 2.5 feet, a width of 3 feet, and a height of 1.5 feet. Cubes with side lengths of 1/2 foot are added to fill the prism with no space remaining. How many 1/2 foot cubes can be added to fill the prism completely?
Answer: 90 cubes
Step-by-step explanation:
Hi, to answer this question, first we have to calculate the volume of the rectangular prism:
Volume of a rectangular prism (Vp) = width x length x height
Replacing with the values given:
Vp = 3 x 2.5 x 1.5 = 11.25 cubic feet
Now, we have to calculate the volume of one cube:
Volume of a cube ( Vc) = side length ^3 = (1/2)^ 3= 1/8 ft3 = 0.125 ft3
Finally, we have to divide the volume of the prism by the volume of one cube:
11.25 / 0.125 = 90 cubes
Classify the following polynomials by the highest power of each of its terms. Combine any like terms first. -x^2+x-x^2+1,x^2+x+2x^3-x,4x+x+x-2,3x^2+4-3x^2-1
Polynomials are algebraic expressions consisting of terms that include real numbers, variables, and positive integer exponents. Each term in a polynomial has a variable raised to a non-negative integer power, and the coefficient of each term is a real number. Polynomials are classified by the degree of their highest power. If two or more terms in a polynomial have the same variable raised to the same power, they can be combined into a single term.
1. -x² + x - x² + 1
Combine like terms: -x² + x - x² + 1 = -2x² + x + 1
This polynomial has degree 2 because the highest power of the variable is 2.
2. x² + x + 2x³ - x
Rearrange terms: 2x³ + x² + x - x = 2x³ + x²
This polynomial has degree 3 because the highest power of the variable is 3.
3. 4x + x + x - 2
Combine like terms: 4x + x + x - 2 = 6x - 2
This polynomial has degree 1 because the highest power of the variable is 1.
4. 3x² + 4 - 3x² - 1
Combine like terms: 3x² - 3x² + 4 - 1 = 3
This polynomial has degree 0 because there is no variable term.
Therefore, the four given polynomials have degrees 2, 3, 1, and 0, respectively.
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