9.11 Activity

A rectangle is 8 1/2 feet long and 3 1/2 feet wide. What is the area of the rectangle in square feet?

• A) 24 1/2 ft²

• B) 24 1/4 ft²

• C) 28 1/2 ft²

• D) 29 3/4 ft²

A rectangle has a base of 96 inches long and a height of 48 inches. What is the area of the rectangle in square inches?

• 4,800 in.²

• 144 in.²

• 4,608 in.²

• 192 in.²

A triangle has a base that measures 12.5 centimeters and a height that measures 20.4 centimeters. What is the area of the triangle?

• A) 255 cm²

• B) 127.5 cm²

• C) 240.2 cm²

• D) 120 cm²

A triangle has a height of 9 1/3 feet and a base of 12 feet. What is the area of the triangle in square feet?

• 56 ft²

• 108 1/3 ft²

• 112 ft²

• 54 1/6 ft²

What is the area of this parallelogram in square meters?

What is the area of the parallelogram below in square inches?

A tile is shaped like the trapezoid shown. What is the area of the tile in square centimeters?

• 21 cm²

• 36 cm²

• 10.5 cm²

• 8.5 cm²

The diagram below shows a window shaped like a trapezoid. What is the area of the window in square meters?

• 4.6 m²

• 6.9 m²

• 5.5 m²

• 5 m²

What is the volume in cubic meters of a rectangular prism that is 3.5 meters tall, 4.5 meters wide, and 8 meters long?