Circles Quiz

What shape does this chapter deal with?

• Circle

• Square

• Triangle

What is the radius of this circle?

• 18

• 10

• 9

What is the diameter of the circle?

• 5 in

• 10 in

• 3.14 in

If the radius is 10 ft, what is the diameter?

• 20ft

• 5ft

• 31.4ft

What is Pi?

• The radius of a circle

• The diameter of a circle

• 3.14

Find the area of the circle below.  $A=\ \pi r^2$  

• 100 cm

• 28.26 cm

• 9 cm

Find the area of the circle.  $A=\pi r^2$  

• 56.52

• 254.34

• 94.2

Ms. Catall is using a compass to find her way out of the woods. The compass has a radius of 4 centimeters. What is the compass's area?          $A=\pi r\ ^2$   

• 49.2 cm²

• 45.6 cm²

• 50.24 cm²

How many degrees are there in a MINOR arc?

• Exactly 180

• Less than 180

• More than 180

How many degrees are there in a MAJOR arc?

• Exactly 180

• Less than 180

• More than 180