PC: 6.1 Check #1

Convert to radians:
 $300\degree$  

•  $\frac{54000}{\pi}$  

•  $\frac{3\pi}{5}$  

•  $\frac{5\pi}{3}$  

•  $\frac{4\pi}{3}$  

Which quadrant is  $280\degree$ ?

• 1

• 2

• 3

• 4

Which quadrant is $-100\degree$  ?

• 1

• 2

• 3

• 4

Convert $6\pi$  radians to degrees:

• 360 degrees

• 720 degrees

• 1080 degrees

• 4370 degrees

Find the arc length.

 $s=r\theta$  
(remember your angle must be in radians!)

• 3

• 540

• $18\pi$

• $3\pi$

Find the area of the sector.

 $A=\frac{1}{2}r^2\theta$  
(remember - your angle must be in radians!)

• $\frac{16\pi}{3}$

• $\frac{16}{3}$

• $5.\overline{3}$

• $960$