Content Check Area of Circles and Sectors

Find the area of the shaded region. Use 3.14 for π. Round to the nearest tenth.

• 31.4 m ²

• 28.3 m²

• 125.6 m²

• 282.6 m²

Tags

CCSS.HSG.C.B.5

what is the area of this semicircle with a diameter of 8 cm? Give answer in terms of π.

Tags

CCSS.7.G.B.4

If Pacman's mouth, when open, is 60° and the radius of his mouth is 12mm, what is the EXACT area of the rest of his body? Give answer in terms of π

Tags

CCSS.HSG.C.B.5

You stop for lunch at a local pizza shop where each pizza is cut into 8 slices. Would you get more pizza with one slice from a 16 inch diameter pizza or two slices from a 10 inch diameter pizza?

• One Slice

• Two Slices

Chelsea is baking pies for a fundraiser at her school. She divides each 9-inch diameter pie into 6 equal slices. What is the area , in square inches, for each slice of pie?

Tags

CCSS.HSG.C.B.5

What is the area of this circle?

• 4π

• 8π

• 16π

• π

Tags

CCSS.7.G.B.4

If Pacman's mouth, when open, is 70° and the radius of his mouth is 8mm, what is the exact area of the rest of Pacman's body?

• (464/9)π mm²

• (112/9)π mm²

• (116/9)π mm²

• (28/9)π mm²

Tags

CCSS.HSG.C.B.5

A cathedral window is built in the shape of a semicircle. If the window is to contain three stained glass sections of EQUAL SIZE, what is the area of the YELLOW SECTOR?

• 3.3 ft²

• 4.5 ft²

• 6.3 ft²

• 7.1 ft²

Tags

CCSS.HSG.C.B.5

What is the area of this circle? Leave your answer in terms of pi.

• 25π m²

• 10π m²

• π m²

• 5π m²

Tags

CCSS.7.G.B.4

What is the area of the shaded region? Round to the nearest hundredth.

• 8π/3

• 2π/3

• 32π/3

• 4π/3

Tags

CCSS.HSG.C.B.5