Area Measures

The size of a two-dimensional (2D) surface is the ____

• Radius

• Diameter

• Area

• Perimeter

What is the area of the figure?

• 20 sq cm

• 4 sq cm

• 30 sq cm

• 24 sq cm

What is the area of the shaded region?

• 40 sq cm

• 240 sq cm

• 280 sq cm

• 320 sq cm

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

• 14.7 in²
• 14.7  cm²
• 28 cm²
• 28 in²

Area of triangle?

• 17 units²

• 20 units²

• 10 units²

• 16 units²

Find the total surface area of the prism.

• 161 square feet

• 1,700 square feet

• 75 square feet

• 186 square feet

If the area of a circle is 25 π in² , then the diameter is?

• 10 in

• 5 in

• 25 in

• pi in

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

• A = 30.15

• A = 25.12

• A = 56.12

• A = 16.5

Find the total surface area of the prism.

• 48 square inches

• 64 square inches

• 88 square inches

• 76 square inches