Intro to Angles and Coterminals

Find an angle between 0 and 360 degrees that is coterminal with -1500 degrees. (Type numbers only)

Mathematical Equivalence

ON

What are the negative and positive coterminal angles of -165°?

• 435°, -545°

• 185°, -305°

• 195°, -525°

• 125°, -185°

What is the degree measure of this angle?

• -230^o

• -590^o

• -490^o

• 590^o

How many radians does a circle have?

•   360 degrees

• 2pi radians

• pi radians

• ^{2 radians}

Which quadrant is -570⁰

• I

• II

• III

• IV

Which of the following is closest to the measure of the angle shown?

• 30º

• 40º

• 395º

• 440º

This is what kind of angle?

• obtuse

• right

• straight

• acute

Vertical angles are always

• acute

• total 180 degrees

• congruent (equal measures)

• adjacent angles

• x = 118

• x = 108

• x = 28

• x = 58

• x = 62