7.G.4 Circles

Find the circumference of the circle rounded to the nearest whole number.

• 30 in.

• 15 in.

• 31 in.

• 75 in.

The largest possible circle is to be cut from a 12 foot square board. What will be the approximate area, in square feet, of the inscribed circle? Round your answer to the nearest whole number.

• 72 ft²

• 113 ft²

• 144 ft²

• 324 ft²

Tags

CCSS.HSG.GMD.A.1

Find the area of the circle.

• 21.98 cm²

• 38.47 cm²

• 43.96 cm²

• 153.86 cm²

Alex has trained his puppy, Popper, to jump through a ring. According to Alex's measurements and calculations, the ring has a diameter of 3.5 feet. What is the ring's circumference (use 3.14 for pi)?

• 11.32 ft
• 12.25 ft
• 10.99 ft
• 8.75 ft

After taking part in a competition, Yahir received a bronze medal with a radius of 2.5 inches. What is the medal's diameter?

• 2.5 in
• 5 in
• 4 in
• 4.5 in

Ms. Catall is using a compass to find her way out of the woods. The compass has a radius of 4 centimeters. What is the compass's area?

• 49.2 cm²
• 45.6 cm²
• 50.24 cm²
• 55.9 cm²

Tags

CCSS.7.G.B.4

CCSS.7.G.B.6

A water sprinkler sends water out in a circular pattern. How large is the watered area if the radius of the watering pattern is 20 ft? Use 3.14 for π.

• 1256 ft²

• 314 ft²

• 5024 ft²

• 62.8 ft²

A playground roundabout, or merry-go-round, is a disk that used to be a part of playgrounds back in the "olden days." The one pictured has a diameter of 3 meters. Find the area of the roundabout. Use 3.14 for π.

• 7.065 m²

• 28.26 m²

• 113.04 m²

• 9.42 m²

What is the circumference rounded to the nearest whole number?

• 50

• 96

• 24

• 18

Tags

CCSS.5.NBT.A.4

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

Tags

CCSS.HSG.GMD.A.1