Area and Circumference of Circles

Find the area of the circle

• 56.52
• 254.34
• 1017.36
• 113.04

Mrs. Wilson placed the welcome mat shown below on her front door step. What is the area of her welcome mat in square inches?

• 12.56 sq. in.

• 200.96 sq. in.

• 50.24 sq. in.

• 25.12 sq. in

Tags

CCSS.7.G.B.4

Steven purchases a bowl. The diameter of the

bowl is 14 cm. What is the circumference of the

bowl?

• 28 cm

• 43.96 cm

• 87.96 cm

• 7 cm

Tags

CCSS.7.G.B.4

The diagram shows the spot on a basketball court called the “key”. What is the area of the key? Use 3.14 for ∏ .

• 284.52 ft2

• 228 ft2

• 317 ft2

• 116.71 ft2

Find the perimeter of the figure. Use 3.14 for pi.

• 20.56 in.

• 17.3 in.

• 17.8 in.

• 31.88 in.

What is the perimeter of the semi-circle?

• 11 yd

• 17.27 yd

• 34.54 yd

• 28.27 yd

What is the area of the shaded region?

• 625
• 134.375
• 490.87
• 228.4

Tags

CCSS.7.G.B.4

CCSS.7.G.B.6

A circle has an circumference of 56.52 cm. Find the area of the circle.

• 1017.36 cm²
• 254.34 cm²
• 3194.51 cm²
• 798.63 cm²

A circle has an circumference of 56.52 cm. Find the area of the circle.

• 1017.36 cm²
• 254.34 cm²
• 3194.51 cm²
• 798.63 cm²

Gavin ordered a pizza that was 9 inches wide. If Gavin ate a quarter of the pizza, how many square inches of the pizza did he eat? Use 3.14 for π. Round the nearest hundredth. 

• a.  63.59 in²
• a.  20.25 in²
• a.  15.90 in²
• a.  13.13 in²

Tags

CCSS.7.G.B.4

CCSS.7.G.B.6