Perimeter Working Backwards Find Missing Side

If the perimeter of the rectangle is 56 cm, what is the missing side?

• 20 cm

• 8 cm

• 9 cm

• 30 cm

Tags

CCSS.3.MD.D.8

Mike found the perimeter of the rectangular window in his bedroom to be 28 feet. If the length of the window is 9 feet long, what is the width?

• 8 feet

• 16 feet

• 5 feet

• 24 feet

Tags

CCSS.3.MD.D.8

Find the missing side length! What is the perimeter?

• 30 cm

• 36 cm

• 3 cm

• 35 cm

Tags

CCSS.3.MD.D.8

Chryska is painting a triangular picture frame. The perimeter is 45 inches. If one side is 12 inches long and another side is 16 inches long, what is the length of the other side of the picture frame?

• 15 inches

• 28 inches

• 17 inches

• 13 inches

Tags

CCSS.3.MD.D.8

If the perimeter of the rectangle is 26 m, what is the missing side length?

• 4 m

• 9 m

• 7 m

• 12 m

Tags

CCSS.4.MD.A.3

Find the two missing sides and then calculate the perimeter!

• 210 cm

• 100 cm

• 110 mm

• 210 mm

Tags

CCSS.3.MD.D.8

Dirk is roping off a perimeter to play soccer in his rectangular backyard. The perimeter of the field needs to be 84 feet. One side measures 27 feet long. What is the measurement of the field's width?

• 15 ft

• 10 ft

• 30 ft

• 50 ft

Tags

CCSS.3.MD.D.8

If the perimeter of a square is 28 km, what is the missing side length?

• 21 km

• 7km

• 14 km

• 28 km

Tags

CCSS.4.MD.A.3

Calculate the missing side lengths! What is the perimeter?

• 30 cm.

• 32 cm

• 42 cm

• 18 cm

Tags

CCSS.3.MD.D.8

Sonia created a rectangular playground for her dog in her backyard. The perimeter measured 96 ft. The length of the long side was 32 ft. What does the width of the playground measure?

• 32 feet

• 16 feet

• 64 feet

• 96 feet

Tags

CCSS.4.MD.A.3