Finding Length or Width When Given Perimeter or Area

The following are clue words for finding perimeter (select all that apply)

• fence

• border

• around

• frame

• cover

To find the missing length of a rectangle with a width of 5 inches and a perimeter of 24 inches which steps should you do? Select all that apply.

• Divide the two numbers

• Add the known sides

• subtract from total

• divide by 2

Tags

CCSS.3.MD.D.8

To find the missing length of a rectangle with a width of 5 inches and an area of 20 square inches what should you do?

• Divide the two numbers

• Add the known sides

• subtract from total

• divide by 2

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

The sides of the fence are in centimeters. What is the perimeter of the fence ?

• 25 Cm

• 30 Cm

• 35 Cm

• 40 Cm

Tags

CCSS.3.MD.D.8

Jonathon's rectangular patio has an area of 299.49 square feet. It is 13.4 feet long. How wide is Jonathon's patio, in feet?

• 22.35

• 40.13

• 44.74

• 24.67

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Tags

CCSS.4.MD.A.3

• A

• B

• C

• D

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Tags

CCSS.6.EE.B.7

Kelly bought a new flat screen TV that has an area of 27 square inches. If the width of the TV is 3 inches, what is the length?

• 9 in

• 81 in

• 24 in

• 30 in

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Faye was cutting out some fabric for a friend. She cut a piece that was 3 centimeters wide and had an area of 24 cm. How long was the piece?

• 72 cm

• 6 cm

• 8 cm

• 12 cm

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3