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Ivahew [28]
2 years ago
9

Find each unknown angle measurement.

Mathematics
1 answer:
Alex Ar [27]2 years ago
5 0

Answer:

angle(2) = 118 degree

angle(3) = 118 degree

angle(4) = 62 degree

Step-by-step explanation:

To find angle 2 :

62   + angle{2} = 180 \\ angle{2} = 180 - 62 = 118 \: degree

The rule (head to head):

angle(2) = angle(3) = 118 degree

And the last one is angle(4) which is the same thing:

angle(4) = angle(1) = 62 degree

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Find the measure of angle Y. Round your answer to the nearest hundredth. (Please type the numerical answer only)
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Answer:

y = 11.54°

Step-by-step explanation:

Reference angle = y°

Opposite side length = 4

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Apply trigonometric function SOH:

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What is the equation of the line of the best fit for the following data? Round to the slope and y-intercept of the line to three
BigorU [14]

Answer:

D. y=-0.927x+13.634

Step-by-step explanation:

We graph the points on the graph. The graph is attached.

Let us take two points (1, 14) and (15, 1), and calculate the slope mbetween them <em>(we choose these points because the line passing through them will be the best fit for all points) </em>

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Thus we have the equation

y=-0.9286x+b

Let us now calculate b from the point (1,14)

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3 years ago
Write an equation of the ellipse with foci at (0,+12) and vertices at (0,+13)
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 To solve this problem you must apply the proccedure shown below:
 1. You have that the ellipse given as a vertical major axis (a=13), therefore, taking the ellipse with its center at the origin, you have the following equation:
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 2. You have the distance from the center of the ellipse to the focus:
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