Unit 4 - Study Guide Connecting Length, Perimeter and Area

​Unit 4 - Study Guide
Connecting Length, Perimeter and Area

By Ms. Moore

Multiple Choice

Ms. Moore wants to make a math lab station in her classroom. She pushes together two tables, as shown.

Selah thinks that the total area of the math lab station is equal to $$(8\times3)+(4\times3)$$ square feet.

Danteria thinks that the total area of the math lab station is equal to $$(8\times3)\times(4\times3)$$ square feet. Who is correct?

• Selah is correct because she added the area of both tables

• Danteria is correct because she added the area of both tables

• Selah is correct because she multiplied the area of both tables

• Danteria is correct because she multiplied the area of both tables

Fill in the Blanks

Multiple Choice

Which statement about the rectangles is true?

(Perimeter = length + width + length + width)

(Area = length x width)

• The area of rectangle 3 is larger than the other rectangles

• All rectangles have the same perimeter

• All rectangles have the same area

• All rectangles have the same area and perimeter

Fill in the Blanks

Multiple Choice

Look at the classrooms and complete the sentence that follows.

The two classrooms have _________________________.

• the same perimeter and different areas

• the same area and different perimeters

• the same area and the same perimeter

• different areas and different perimeters

Multiple Choice

Princeton would like to find the area of his backyard. His backyard is tiled out and split into two sections. Which expression should Princeton use to find the area of his backyard?

• $$\left(5\ \div\ 7\right)\ +\left(5\div7\right)$$

• $$(5-7)+(5-7)$$

• $$5+7+5$$

• $$(7\times5)+(7\times5)$$

Multiple Select

Which figures have a perimeter of 20 inches? Choose all that apply.

(Perimeter = length + width + length + width)

Fill in the Blanks

Multiple Choice

Which shaded figure below has an area of 40 square units?

Multiple Choice

Which expression shows one way to find the area of the figure?

• 4 + 9 + 4 + 9

• 4 x 9

• 4 + 9

• 4 x 9 x 4 x 9