Area, Perimeter, and Circumference Practice

What is the circumference?

• 48
• 96
• 24
• 18

Mrs. Davis wanted to cover the classroom with new carpet. If the length of the classroom was 12 feet and the width was 8 feet. How much carpet would she need to buy?

• 20 feet
• 40 ft
• 96 square feet
• 40 square feet

Farmer Bob needs to build a fence for his chickens.  The area he wants to build a fence around is 40 feet long and 20 feet wide.  How many feet of fence does he need to buy?

• 800 feet
• 120 feet
• 60 feet

What is π ? (Best Choice)

• The ratio of the circumference of any circle to its diameter.
• Exactly 3.14
• Exactly 3.1415
• Exactly 3.141593

A Circle has a radius of 4.  What is the circumference of the circle? (Best Choice)

• 4π or about 12.56
• 16π or about 50.24
• 2π or about 6.28
• 8π or about 25.12

A center circle on a basketball court has a diameter of 12 feet.  What is the area of the circle? (Best Choice)

• 6π or about 18.84 ft²
• 12π or about 37.68 ft²
• 36π or about 113.04 ft²
• 144π or about 452.16 ft²

Daniel wants to buy cookies for her friend. The
radius of a cookie is 5 inches. What is the distance around the cookie?

• 10 in
• 2.5 in
• 15.7 in
• 31.4 in 

Randy’s circular garden has a radius of 1.5 feet. He wants to enclose the garden edging that costs $0.75 per foot. About how much will the edging cost? 

• $8.00
• $7.00
• $3.50
• $0.50

Tags

CCSS.7.G.B.4

The homeowners association wants to enclose the playground in a fence. How much fencing will they need to purchase? Is this question finding the area or the circumference?

• area
• circumference
• neither

Tags

CCSS.7.G.B.4

A ball has a circumference of 9.42 cm. What is the diameter?

• 29.5788 cm
• 59.1576 cm
• 3 cm
• 1.5 cm