Reference Angles

Practice Questions

ACT Math › Reference Angles

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1

Using trig identities, simplify sinθ + cotθcosθ

2

Using trig identities, simplify sinθ + cotθcosθ

3

What is the reference angle for $125^{\circ}$ ?

4

What is the reference angle for $125^{\circ}$ ?

5

What is the reference angle for $45^{\circ}$ ?

6

What is the reference angle for $45^{\circ}$ ?

7

What is the reference angle for $257^{\circ}$ ?

8

What is the reference angle for $257^{\circ}$ ?

9

Evaluate the expression below.

10

Evaluate the expression below.

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