Radians, Arc Length, & Area of a Sector

How many radians does a circle have?

•   360 degrees
• 2π radians
• π radians
• ^{2 radians}

Tags

CCSS.HSF.TF.A.2

If you split the circle into 4 equal parts, how many radians will each section be?

• π/4
• π/2
• 45^o
• 90^o

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

 $\frac{8\pi}{3}$  radians is equivalent to what degree measure?

•  $480\degree$  

•  $240\degree$  

•  $800\degree$  

•  $24\degree$  

Convert 510^o to radians.

• 25π / 3

• 23π / 8

• 17π / 6

• 51π / 8

Convert 35π / 18 radians into degrees.

• 350^o

• 340^o

• 355^o

• 345⁰

What is 7π/4 radians in degrees?

• 300°

• 135°

• 315°

• 45°

Tags

CCSS.HSF.TF.A.2

What is 11π/6 radians in degrees?

• 30°

• 330°

• 360°

• 300°

Tags

CCSS.HSF.TF.A.2

Convert 100⁰ to radians.

• 5π/9

• π/2

• 5π/8

• 5π/6

If the arc length of the 45° region of this circle is 10 inches, what is the radius of the circle?

• 12.7in

• 0.1in

• 6.4in

• 8.0in

Given that m∠AOB = 13π/18 and the radius is 8 cm, what is the length of arc AB?

• 13π/8 cm

• 52π/9 cm

• π/9 cm

• 9π/52

Tags

CCSS.HSG.C.B.5