Area & Circumference

What is the area of this circle?

• 163.2
• 15.3
• 124.2
• 113.1

What is the area of this circle?

• 1385.44
• 2142.12
• 5541.77
• 1289.12

Find the area of the shaded sector of circle O. The radius is 6 inches and the central angle is 100°. Express answer as an exact value

• 5π/3

• 10π/3

• 10π

• 40π

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

• 1.26

• 452.39

• 9.42

• 113.10

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

• 8.37

• 2.09

• 33.49

• 4.19

What is the area of the shaded sector? Round your answer to the nearest hundredth.

• 19.28

• 163.85

• 655.39

• None of these

FIND THE SECTOR AREA OUTLINED IN BOLD

• A

• B

• C

• D

A minute hand (radius) of a clock is 13.8 meters long. What is the circumference of the clock?

• 86.66 meters
• 76.66 meters
• 66.66 meters
• 96.66 meters

The circumference of a circle is

• The measurement from an edge of a circle to another edge.
• The measurement around the circle
• The measurement from an edge of a circle to another edge going through the center
• The measurement from the center of the circle to an edge of the circle

The radius is....

• a line that crosses through the center and touches each edge 
• the center point of a circle 
• a line from the center point to the edge of the circle
• an element in science