SECTION 9: CIRCLES TEST

Is this Radius or Diameter?

• Radius

• Diameter

Is this Radius or Diameter?

• Radius

• Diameter

The distance around the circle.

• congruent circles

• semicircle

• arc

• circumference

A line segment whose endpoints are on a circle.

• semicircle

• concentric circles

• chord

• sector of a circle

How many degrees are in a circle?

• 90
• 180
• 270
• 360

What is the area of the shaded region? Round to the nearest hundredth.

• 1.26
• 452.39
• 113.10
• 40715.04

What is the distance marked off by L called?

• circumference

• tangent

• arc length

• sector

What is the green area called?

• sector

• segment

• arc

• section

find the area of the circle below.

• 100 cm

• 225 cm

• 9 cm

• 28.27 cm

Find the circumference of the circle.

• 113.04

• 1017.36

• 254.34

• 56.55