Radians and Degrees and Arc Length

Convert 7π/ 6 radians into degrees

• 225

• 210

• 270

• 240

A central angle measure 4.5 radians and has an arc of 35 inches. What is the radius of the circle?

• 7.78 inches

• 8.21 inches

• 157.5 inches

• 7 inches

Find arc length

• 114π/5 ft

• 2850 ft

• 95π/6 ft

• 150π/19 ft

Find the arc length

• 12π cm

• 15π cm

• 39.375 cm

• 14π cm

Find the arc length indicated by the bolded arc.

• 8.3 in

• 7.2 in

• 6.8 in

• 6.4 in

Find the arc length indicated by the bolded arc. 

• 31.4 cm

• 354.0 cm

• 706.9 cm

• 442.4 cm

Find the arc length of the bolded arc.

• A

• B

• C

• D

What is 5π/6 radians in degrees?

• 180

• 150

• 360

• 120

What is 7π/4 radians in degrees?

• 300

• 135

• 315

• 45

What is 4π/3 radians in degrees?
 

• 120

• 240

• 210

• 270