Radians and Degrees and Arc Length

What is 270 degrees in radians? 

• π/4

• 3π/2

• 3π/4

• π/2

What is 225  degrees in radians? 

• 7π/4

• 5π/4

• 3π/4

• 5π/3

Find the arc length

• 7 cm

• 28π cm

• 7π cm

• 28 cm

Find the arc length indicated by the bolded arc. 

• 75.7 in

• 84.2 in

• 55.6 in

• 22.3 in

FIND THE ARC LENGTH OF THE BOLDED ARC

• A

• B

• C

• D

When she is outdoors, Tasha, the dog, is tied to a stake in the center of a circular area of radius 24 feet. The angle between her dog house and her favorite hydrant is 165 degrees.  What is the length of the arc from her dog house to the hydrant, following minor arc DG, to the nearest foot.

• 40

• 35

• 55

• 69

• 30

• 330

• 360

•  300

Convert 150⁰ to radians

How many RADIANS are in a circle?

• 180^o

• 360^o

• π rad

• 2π rad

How many radians does a circle have?

•   360 degrees

• 2pi radians

• pi radians

• ^{2 radians}