Fixed Area Changing Perimeter

A rectangle has a length of 4 and a width of 6. What lengths below will have the same area, but different perimeter?

• 12x2

• 5x5

• 3x8

Tags

CCSS.3.MD.D.8

A shape has a length of 5 and a width of 8. Which answer choice has the same area, different perimeter?

• 4x10

• 6x7

• 5x4

• 4x12

Tags

CCSS.3.MD.D.8

A shape has a perimeter of 22 and an area of 10. What shape below would have the same perimeter but different area?

• 8x3

• 2x9

• 5x4

Tags

CCSS.3.MD.D.8

A rectangle has a length of 2 and a width of 3. Which shape below would give you the same area, but different perimeter?

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Tags

CCSS.3.MD.D.8

A rectangle has an area of 6. Its 3 inches high and 2 inches wide. Which shape has the same area, but different perimeter?

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Tags

CCSS.3.MD.D.8

Two shapes have a perimeter of 18. One shape has a length of 7 and width of 2. What could the length and width of the other shape be? What is both shapes area?

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Tags

CCSS.3.MD.D.8

This shape has an area of 10 sq units and a perimeter of 14. Which shapes side lengths would give you the same perimeter but different area?

• length = 10 ; width = 1

• length = 3 ; width = 4

• length = 7; width= 7

• length 6 ; width = 2

Tags

CCSS.3.MD.D.8

Find the area and perimeter of this shape. Which shape below will give you the same area, but different perimeter?

• length = 5; width = 1

• length =1; width = 8

• length = 6; width = 3

• length = 3; width = 3

Tags

CCSS.3.MD.D.8

A square has an area of 36 and a perimeter of 24. Which shape below has the same area, but different perimeter?

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Tags

CCSS.3.MD.D.8