Measurement

A circular tablecloth has a radius of 2.5 feet. Kyle is sewing a piece of ribbon around the edge of the tablecloth. If Kyle has exactly enough ribbon, which measurement is closest to the length of the piece of ribbon in feet?

• 7.85 ft

• 15.7 ft

• 19.63 ft

• 31.4 ft

Tags

CCSS.7.G.B.4

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

• 100.48 ft

• 52.24 ft

• 200.96 ft

• 803.84 ft

Tags

CCSS.7.G.B.4

A group of students stood in a circle to play a game. The circle had a diameter of 22 meters. Which measurement is closest to the circumference of the circle in meters.

• 34.54 m

• 1,519.76 m

• 379.94 m

• 69.08 m

Tags

CCSS.7.G.B.4

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

• 94.2 in²

• 188.4 in²

• 706.5 in²

• 286.6 in²

Tags

CCSS.7.G.B.4

Jennifer painted a tabletop that is shaped like a circle. The circumference of the tabletop is 6π feet. Which measurement is closest to the area of the tabletop in square feet?

• 18.84 ft²

• 28.26 ft²

• 37.68 ft²

• 113.04 ft²

Tags

CCSS.7.G.B.4

The diagram shows the radius of the circular opening of a drinking cup. Which of the following is the closest to the circumference of the opening in centimeters?

• 12 cm

• 50 cm

• 25 cm

• 8 cm

Tags

CCSS.7.G.B.4

The diagram below models the length from the center of a wind turbine to the tip of one of its blades. Which of these is the closest to the area covered by the blade when the turbine makes 1 revolution?

• 3,215 m²

• 100 m²

• 1,024 m²

• 201 m²

Tags

CCSS.7.G.B.4

A figure was created using a triangle and a semicircle. What measurement is closest to the area of the figure in square centimeters?

• 30 cm²

• 100 cm²

• 58 cm²

• 120 cm²

Two rectangles were used to form the following figure. Which measurement is closes to the area of the shaded region in square inches?

• 19 in²

• 6 in²

• 10.5 in²

• 8 in²

Landon used a semicircle, a rectangle, and a right triangle to form the figure shown. Which is the best estimate of the area of the figure in square centimeters?

• 52 cm²

• 44 cm²

• 26 cm²

• 38 cm²