Angles and Radians Quadrants

This is what kind of angle?

• obtuse

• right

• straight

• acute

Vertical angles are always

• acute

• total 180 degrees

• congruent (equal measures)

• adjacent angles

Convert 100⁰ to radians

• 5π/9

• π/2

• 5π/8

• 5π/6

What is 11π/6 radians in degrees? 

• 30

• 330

• 360

•  300

What is the measure of arc EAB  in circle F?

*HINT: Find ARC CB FIRST THEN 2( ANGLE EDC) =ARC EAB*

• 72

• 92

• 148

• 200

How many radians does a circle have?

•   360 degrees

• 2pi radians

• pi radians

• ^{2 radians}

Standard position is when .....

• the initial side of the angle is on the positive x-axis.

• the initial side of the angle is on the negative x-axis.

• the initial side of the angle is on the positive y-axis.

• the initial side of the angle is on the negative y-axis.

What is 4π/3 radians in degrees?
 

• 120

• 240

• 210

• 270

Convert 150⁰ to radians

• 5π/6

• 3π/4

• 7π/6

• 2π/3

Find the measure of the angle marked in red.

• -200°

• 200

• -110°

• 110°