Review Finding Area

Which of the following choices is closest to the area of a circle? (d = 9 cm)

• 253.34 cm²

• 63.59 cm²

• 56.52 cm²

• 28.26 cm²

What is the area of this circle?

• 82.13 m²

• 78.50 m²

• 314.16 m²

• 170.12 m²

What is the area?

• 12 cm²

• 14

• 14 cm²

• 24 cm²

A triangle has an area of 15 square feet. The height is 8 feet. What is the length of the base?

TIP: write the formula for area of triangle, then substitute then solve.

• 60 ft.

• 1.88 ft

• 120 ft

• 3.75 ft

• A

• B

• C

• D

What is the area of the shaded region?

• 40 sq cm

• 240 sq cm

• 280 sq cm

• 320 sq cm

Find the area of the circle to the nearest tenth. Use 3.14 for π

• 15.2 ft²

• 60.8 ft²

• 47.7 ft²

• 13.8 ft²

Find the area of the composite figure

• 40

• 9

• 49

• 61

Mr. Bailey 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

What is the surface area of this rectangular prism?

• 195 in²

• 19.5 in²

• 30 in²

• 229 in²