Review Circles and Composite Figures

What is the area of the shaded region?

• 14 m²

• 120 m²

• 106 m²

• 134 m²

Find the circumference (to the nearest whole number)

• 88 in

• 44 in

• 116 square in

• None of the above

Find the area of the circle

• 56.52 in²

• 254.34 in²

• 1017.36 in²

• 113.04 in²

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 area of the composite figure

• 40

• 9

• 49

• 61

What equation would be used to find the area?

• A= 3.14 x 5

• A= 3.14 x 10

• A= 3.14 x 5 x 5

What is the diameter?

• 8

• 16

• 10

• 4

The diameter of a circle is 6 cm. What is the area of the circle?

• 18.84 $cm^2$

• 37.68 $cm^2$

• 28.26 $cm^2$

• 113.04 $cm^2$

What equation would you use to solve for area of this circle?

• 3.14 x 8

• 3.14 x 8 x 8

• 3.14 x 4 x 4

Mr. Hubbs bought a new home and wanted to place new grass on his lawn around his house. What is the area of the shaded area shown, his lawn?

• 13,600 ft²

• 18,400 ft²

• 16,000 ft²

• 2,400 ft²