Quiz about Angles in the Unit Circle

Question 1

Identify the Positive angle in both radians and degrees that represent point L.

Accepted Answer

$$240\degree,\ \frac{4\pi}{3}$$

Answer

$$225\degree,\ \frac{5\pi}{4}$$

Answer

$$-60\degree,\ -\frac{\pi}{3}$$

Answer

$$270\degree,\ \frac{3\pi}{2}$$

Question 2

Identify the positive angle in both degrees and radians that represent point L.

Accepted Answer

$$240\degree,\ \frac{4\pi}{3}$$

Answer

$$225\degree,\ \frac{5\pi}{4}$$

Answer

$$-60\degree,\ -\frac{\pi}{3}$$

Answer

$$270\degree,\ \frac{3\pi}{2}$$

Question 3

Identify the Positive angle in both radians and degrees that represent point I.

Accepted Answer

$$180\degree,\ \pi$$

Answer

$$210\degree,\ \frac{7\pi}{6}$$

Answer

$$150\degree,\ \frac{5\pi}{6}$$

Answer

$$360\degree,\ 2\pi$$

Question 4

What is this angle in radians?

Accepted Answer

$$\frac{4\pi}{3}$$

Answer

$$\frac{3\pi}{2}$$

Answer

$$\frac{7\pi}{6}$$

Answer

$$\frac{3\pi}{4}$$

Question 5

Identify the Positive angle in both radians and degrees that represent point H.

Accepted Answer

$$150\degree,\ \frac{5\pi}{6}$$

Answer

$$135\degree,\ \frac{3\pi}{4}$$

Answer

$$180\degree,\ \pi$$

Answer

$$210\degree,\ \frac{7\pi}{6}$$

Question 6

Identify the Positive angle in both radians and degrees that represent point D.

Accepted Answer

$$60\degree,\ \frac{\pi}{3}$$

Answer

$$45\degree,\ \frac{\pi}{4}$$

Answer

$$-60\degree,\ -\frac{\pi}{3}$$

Answer

$$90\degree,\ \frac{\pi}{2}$$

Angles in the Unit Circle