Unit 7 Review Day 1

On the diagram below, the shaded figure represents a swimming pool that Chuck is having built in his backyard.  

= 1 square yard

What is the area in square yards of the pool?

Write your answer in the space provided. 

Mathematical Equivalence

ON

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3.6.C

Alan’s backyard measures 40 square feet in area.  Which of the following could be a representation of Alan’s backyard?  

(Note, each square represents 1 square foot.)

• 
• 
• 
• 

Dariel counted the square tiles on the rectangular floor of his kitchen. Each tile has an area of 1 square feet. On the kitchen floor there were 8 rows of tiles with 5 tiles in each row. 

What is the area of Dariel’s kitchen floor in square feet?

• 38 sq. feet

• 40 sq. feet

• 20 sq. feet

• 13 sq. feet

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3.6.C

Larry is planning to retile the floor of his bathroom.  He must find the area of the floor to know how many tiles to buy.  The diagram below shows Larry’s bathroom floor as a shaded region.  Each square in the diagram represents 1 square foot.

Based on the diagram, what is the area of Larry’s bathroom floor?

• 100 sq. ft.

• 72 sq. ft.

• 49 sq. ft.

• 80 sq. ft.

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3.6.C

Fernando placed square tiles inside a rectangular frame, as shown in the diagram 

below. Each square tile has a side length of 1 inch. 

He will continue placing square tiles without any overlap to fill the rectangular frame. 

What is the area of the rectangle in square centimeters? 

Write your answer in the space provided. 

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3.6.C

Mrs. Martinez is carpeting her living room as shown below.  

Which number sentence will help her find out how many square feet of carpet she needs?  

• 1. (5 x 10) + (3 x 4) = 62 square feet

• 1. (8 x 4) + (5 x 6) = 62 square feet

• 1. (8 x 10) – (3 x 6) = 62 square feet

• 1. All of the above are correct. 

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3.6.D

Hope needs to find the area of her kitchen, because she wants to install new tile there. The kitchen is composed of rectangular sections.

= 1 square unit

What is the area of Hope’s kitchen in square units?

Write your answer in the space provided. 

Mathematical Equivalence

ON

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3.6.D

Holmes Elementary school is covering part of their playground with gravel. This part is marked with dark lines.

= 1 square meter

What is the area of the part of the playground that will be covered with gravel? 

• 6. 81 square meters

• 6. 61 square meters

• 6. 56 square meters

• 10. 36 square meters

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3.6.D

Max made a table like the one below to record the perimeter of different objects in his classroom. He is missing some information in the table.

The missing side lengths of the desk are ​ (a)   .

The perimeter of the top of the drawers is ​ (b)  

• 20, 20
• 10, 10
• 84
• 89

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3.7.B

John got a new octagonal rug for his bedroom.  All of the sides are equal in length.  If the perimeter of the rug is 48 inches, what is the length of one side of the rug?

• 6. 8 inches

• 6. 6 inches

• 6. 12 inches

• 10. 24 inches

Tags

3.7.B