Free Printable Evaluating Trig Functions on the Unit Circle

1.

$\sin\left(\frac{\pi}{2}\right)$

a)

$-1$

b)

$\frac{\sqrt{2}}{2}$

c)

$1$

d)

$-\frac{\sqrt{3}}{2}$

2.

Label the correct spots

a)

cos(45) = $\frac{\sqrt[]{2}}{2}$

b)

tan(3pi/2) = undefined

c)

Same angle as $\pi$

1

2

3

1)

2)

3)

3.

tan 7π/4

4.

sin 60° = (a) / (b)

Choose from the below words

$\sqrt[]{2}$

$\sqrt[]{3}$

2

1

5.

cos(5π/3)

a)

-√2/2

b)

-1/2

c)

1/2

d)

√3/2

6.

cos(30^o)

a)

- ½

b)

√3/2

c)

2√3 /3

d)

½

7.

Choose the best match for the graph.

a)

30^o

b)

45^o

c)

60^o

d)

90^o

8.

Choose the best match for the graph.

a)

30^o

b)

45^o

c)

60^o

d)

90^o

9.

Based on the unit circle, what is the value of sin?

a)

y

b)

x

c)

x/y

d)

y/x

10.

What is the radius of the unit circle?

a)

0

b)

1

c)

1/2

d)

√2/2

11.

Find cos(600°)

hint: find the coterminal angle

a)

(-1/2)

b)

(-√3/2)

c)

(√3/2)

d)

(√2/2)

12.

tan(3π/4)

a)

√2/2

b)

-√2/2

c)

√3/2

d)

-1

13.

cos(2π)

a)

0

b)

1

c)

UND

d)

-1

14.

Choose the best match for the graph.

a)

30^o

b)

45^o

c)

60^o

d)

90^o

Evaluating Trig Functions on the Unit Circle

Total questions: 14

Worksheet time: 14mins

Similar Resources on Wayground