Unit Circle

Practice Questions

Trigonometry › Unit Circle

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10 of 14

1

What point corresponds to the angle $-\pi$ on the unit circle?

2

What point corresponds to an angle of $\frac{5\pi}{2}$ radians on the unit circle?

3

Give the angle between $0^{\circ}$ and $360^{\circ}$ that corresponds to the point .

4

What point corresponds to the angle $\frac{\pi}{2}$ on the unit circle?

5

Which of the following points is NOT on the unit circle?

6

When looking at the unit circle, what are the coordinates for an angle of $\frac{\pi}{4}$ ?

7

What is the radius of the unit circle?

8

What point corresponds to the angle $\frac{\pi}{3}$ on the unit circle?

9

What point corresponds to an angle of $540^{\circ}$ on the unit circle?

10

What must be the area of the unit circle?

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