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A circle has a diameter of 7.6 feet. Which measurement is closest to the circumference of the circle in feet?

• 23.9 ft

• 45.3 ft

• 47.7 ft

• 11.9 ft

The radius of a circle is

• The measurement from the center of a circle to an edge of the circle.
• The measurement around the circle
• The measurement from and edge of the circle to another edge through the center
• A line perpendicular to the diameter of the circle

What does "circumference" mean?

• Space a circle takes up
• Distance around a circle
• Line from one side of a circle to another
• Line from center of circle to side

Find the circumference of a circle with a radius of 13.5 mm.

• 37.68mm
• 18.84mm
• 84.78 mm
• none of the above

A company's logo was designed using circles of 3 different sizes. The diameters of two of the circles are shown. Which measurement is closest to the area of the largest circle in square centimeters?

• 56.52 cm²

• 141.30 cm²

• 1,017.36 cm²

• 254.34 cm²

Find the area of the circle

• 43.96
• 153.86
• 87.82
• 307.72

A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's approximate circumference?

• 3 m 
• 9.42 m
• 12 m
• 18.84 m

Find the area of the circle

• 56.52
• 254.34
• 1017.36
• 113.04

A rotating lawn sprinkler sprays water in a circular area of grass, as shown in the picture, The diameter of the circular area of grass is 16 feet. Which measurement is closest to the area in square feet that this sprinkler sprays with water?

• 100.48 ft²

• 50.24 ft²

• 200.96 ft²

• 803.84 ft²

A circular railroad-crossing sign has a diameter of 30 inches. Which measurement is closest to the area of the sign in square inches?

• 94.2 in²

• 188.4 in²

• 706.5 in²

• 286.6 in²