Coterminal Angles

Multiple Choice

Which of the following angles are co-terminal to 330^o?

• -330^o, 330^o

• 510^o, -210^o

• 690^o, -30^o

• 420^o, -330^o

Multiple Choice

Which of the following angles are co-terminal to -75^o?

• -365^o, 75^o

• 285^o, -435^o

• 105^o, -255^o

• 425^o, -335^o

Multiple Choice

Which of the following angles are co-terminal to -35^o?

• 325^o, -395^o

• 395^o, -325^o

• 145^o, -215^o

• -125^o, 325^o

Multiple Choice

Which of the following angles are co-terminal to 450^o?

• 450^o, -450^o

• 90^o, -270^o

• 270^o, -90^o

• 420^o, -330^o

Multiple Choice

Find a coterminal angle to 5°.

• 365°

• 255°

• -220°

• -365°

Multiple Choice

What are the negative and positive coterminal angles of 240 degrees?

• 540°, -120°

• 600°, -120°

• 425°, -240°

• 120°, -135°

Multiple Choice

What are the negative and positive coterminal angles of -225 degrees?

• 375°, -600°

• 125°, -356°

• 135°, -585°

• 60°, -120°

Multiple Choice

Which quadrant is -570⁰. Keep adding 360 until the number is positive.

• I

• II

• III

• IV

Multiple Choice

Negative angles are measured in which direction from standard position?

• Clockwise

• Counterclockwise

Multiple Choice

What is the measure of the missing angle?

• 39

• 129

• 119

• 129

Multiple Choice

What is the measure of the missing angle?

• 76

• 86

• 166

• 156

Multiple Choice

Tell whether the angles are complementary or supplementary. Then find the value of x.

• Complementary; x=25

• Complementary; x=5

• Supplementary; x=25

• Supplementary; x=5

Multiple Choice

What is an example of a pair of complementary angles?

• 13° and 45°

• 10° and 170°

• 81° and 9°

• 90° and 3°

Multiple Choice

Solve for x

• 20

• 25

• 120

• 180

Multiple Choice

Solve for x

• 5

• 90

• 25

• 10