12/15 Arc Length

12/15 Arc Length

Fill in the Blanks

This should read arc AC

This should read arc AC

Fill in the Blanks

Fill in the Blanks

Fill in the Blanks

Now it's your turn to show what you've learned.

Quizizz Style

Multiple Choice

A circle with a radius of  $10\ cm$  , has an arc that measures  $\frac{20\pi}{9}\ cm$  .  Find the measure of the central angle that is suspended by the arc?

•  $80\degree$  

•  $200\degree$  

•  $40\degree$  

•  $240\degree$  

Multiple Choice

An arc with a central angle of

 $240\degree$  has an arc length of  $12\pi\ in.$    Find the length of the radius.

•  $9\ in$  

•  $12\ in$  

•  $18\ in$  

•  $9\pi\ in$  

Multiple Choice

Find the length of the bold arc. Use 3.14 for pi.

• $15.83\ ft$

• $7.92\ ft$
  

• $49.72\ ft$

• $17898\ ft$
  

Multiple Choice

Find the arc length. Leave your answer in terms of π (as an exact value).

• 
  

  $\frac{7\pi}{4}\ cm$

• $\frac{7\pi}{2}\ cm$
  

• $\frac{\pi}{8}\ cm$
  

• $45\pi\ cm$