# Lesson Worksheet: Trigonometric Functions of Angles Mathematics

In this worksheet, we will practice finding the trigonometric functions of any angle and using the reference angle to find them.

Q1:

Determine the quadrant in which lies if and .

Q2:

Find the value of where is the measure of an angle in standard position whose terminal side passes through .

Q3:

Find the value of where is the measure of an angle in standard position whose terminal side passes through .

Q4:

Find the value of where is the measure of an angle in standard position whose terminal side passes through .

Q5:

Find the value of where is the measure of an angle in standard position whose terminal side passes through .

• AUndefined
• B1
• C0
• D

Q6:

Find the value of where is the measure of an angle in standard position whose terminal side passes through .

• A
• B0
• CUndefined
• D1

Q7:

What is the reference angle for ?

Q8:

Given the angle , find the principal angle.

• A
• B
• C
• D
• E

Q9:

Given the angle , find the principal angle.

• A
• B
• C
• D
• E

Q10:

Find the smallest positive equivalent of .