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English 15 Public

7th grade circumference and area

Study Slideshow

A little girl stands on a carousel and rotates around the ride 6 times. If the distance between the little girl and the center of the carousel is 8 feet, how many feet did the little girl travel?

301.44 ft

What is the circumference of a circle with a diameter of 11 cm?

34.54 cm

The circumference of the circle is 28.26 cm. What is the radius?

4.5 cm

What is the area of the circle?

113.04 square feet

A cell phone tower picks up signals within a 25 mile radius. How many square miles of coverage does the cell phone tower provide?

1962.5 sq. mi.

A ferris wheel has a radius of 164 ft. How far will it travel in one turn?

1029.92 ft

How much brick is needed to form an edge around the patio that has a radius of 50 feet?

314 ft

What is the area of the shaded region?

86 sq. cm.

Find the circumference of the circle shown below in terms of pi.

12 pi

Solve.

12.56 square yards

Select all that apply.

A and D

Solve.

50.24 sq. km.

Solve.

16 m

Meg swam from one side of her circular pool to the other side going through the center. If Meg swam 8 feet, what is the approximate distance around Meg's pool?

25.12 ft

The diameter of a bike wheel is 27 inches. If the wheel makes 15 complete rotations, how far does the bike travel?

1271.7 in