Chapter 15 Review

Find the perimeter of the polygon

Tags

CCSS.3.MD.D.8

Find the unknown side length. The perimeter is 28 feet.

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CCSS.3.MD.D.8

Circle the two rectangles with the same perimeter

Answer explanation

6+6+4+4=20

6+6+5+5=22

8+8+3+3=22

Tags

CCSS.3.MD.D.8

Circle the two rectangles with the same area

Answer explanation

6x3=18

4x3=12

6x2=12

Tags

CCSS.3.MD.D.8

The perimeter of the rectangular garden is 52 feet. What are the lengths of the other three sides?

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CCSS.3.MD.D.8

How much greater is the perimeter of your piece of fabric than the perimeter of your friend’s piece of fabric?

The dimensions of a rectangle are 3 meters by 6 meters. Which rectangle has the same perimeter, but a lesser area?

• 4 by 5

• 2 by 5

• 1 by 8

Tags

CCSS.3.MD.D.8

The left length is 2 centimeters more than the right. Find the perimeter of the trapezoid.

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CCSS.3.MD.D.8

You have 30 square pieces of T-shirt that are each 1 foot long and 1 foot wide. You want to make a rectangular T-shirt quilt with all of the pieces. How long and wide will your quilt be?

Type in 2 numbers, one for the length and one for the width (Example: 1 1)

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Each polygon has equal side lengths that are whole numbers. Which polygons could have a perimeter of 12 inches? Choose ALL that apply.

• Hexagon

• Triangle

• Rhombus

• Pentagon

Tags

CCSS.3.MD.D.8