Question

Find the radian measure of an angle of -280 degrees

Answer 1

14 pi /9 is your answer

Answer 2

U7 L3 Radian Measure: Multiple Choice:

1. Find the radian measure of an angle of -280º. (1 point)

• b) $\frac{-14\pi }{9}$

2. Find the degree measure of an angle of $\frac{3\pi }{5}$ radians. (1 point)

• c) 108°

3. Find the exact values of $cos (\frac{3\pi }{4} radians)$ and $sin(\frac{3\pi }{4} radians)$ (1 point)

• c) $-\frac{\sqrt{2} }{2}$, $\frac{\sqrt{2} }{2}$

4. Use the given circle. Find the length s to the nearest tenth. (1 point)

• a) 10.5 in.

5. A weather satellite in circular orbit around Earth completes one orbit every 5 hours. The radius of Earth is about 6,400 km and the satellite is positioned 4,700 km above the Earth. How far does the satellite travel in 1 hour? Round your answer to the nearest kilometer. (1 point)

• c) 13,949 km

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