3. Find the unknown sides z and y to the nearest thousandth. (The triangle is not drawn to scale.) 43°

Trigonometry (MindTap Course List)
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ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
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Chapter7: Triangles
Section7.1: The Law Of Sines
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Please help with question 3
9:51
ul LTE O
MA 121 - HW 2.pdf
•..
2 of 5
2
3. Find the unknown sides r and y to the nearest thousandth. (The triangle is not
drawn to scale.)
43°
8
4. The entrance to a health clinic is z feet above street level. A ramp is installed from
street level to the entrance of the health clinic which has an angle of inclination of
5°. The ramp is 10 feet long. What is r?
5. The unit circle is the circle of radius 1 whose center is the origin (0,0). The equation
that defines the unit circle is
+ y = 1.
1
Suppose a point is in quadrant III is on the unit circle. If its r-coordinate is
5
find the exact value of its y-coordinate. (Decimal approximations will NOT be
accepted.)
Transcribed Image Text:9:51 ul LTE O MA 121 - HW 2.pdf •.. 2 of 5 2 3. Find the unknown sides r and y to the nearest thousandth. (The triangle is not drawn to scale.) 43° 8 4. The entrance to a health clinic is z feet above street level. A ramp is installed from street level to the entrance of the health clinic which has an angle of inclination of 5°. The ramp is 10 feet long. What is r? 5. The unit circle is the circle of radius 1 whose center is the origin (0,0). The equation that defines the unit circle is + y = 1. 1 Suppose a point is in quadrant III is on the unit circle. If its r-coordinate is 5 find the exact value of its y-coordinate. (Decimal approximations will NOT be accepted.)
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