Unit 9 Review

A rectangular painting on Shania’s wall has an area of A square inches. The base of the painting is 18 inches. Which equation represents x, the height of the painting in inches? 6.8C

• B

  x=A•18

• C

  x=A+18

• D

  x=A18

• 1.25

  more than

• .25

  less than

• .75

  more than

Which of the following decomposes the parallelogram above into the correct rectangle to find the area?

• A

• B

• C

• D

• 180-130=R

• 180-150=R

• 180-40=R

• 180-20=R

The bases of a trapezoid are 8 centimeters and 5 centimeters, and the height is h centimeters. Write an equation that can be used to represent A, the area of the trapezoid in square centimeters?

• A

  51.25 m²

• B

  53.0 m²

• C

  88.75 m²

• D

  106.5 m²

• A

  36 in²

• B

  18 in²

• C

  30 in²

• D

  15 in²

The rectangle below represents the base of a right rectangular prism. Use the ruler provided to measure the dimensions of the rectangle to the nearest centimeter.

The height of the right rectangular prism is 11 centimeters. What is the bolume of the right rectangular prism?

• A

  165 cm3

• B

  155 cm3

• C

  154 cm3

• D

  66 cm3