Perimeter with Missing Lengths

Find the missing side length! What is the perimeter?

Tags

CCSS.3.MD.D.8

If the perimeter of the shape is 34 units, what is the missing side?

Tags

CCSS.4.MD.A.3

Ray found the perimeter of the window in his bedroom to be 12 feet. If the length of the window is 4 feet long, what is the width?

Tags

CCSS.3.MD.D.8

Emilia is painting a triangular picture frame. The perimeter is 30 inches. If one side is 13 inches long and another side is 5 inches long, what is the length of the other side of the picture frame?

Tags

CCSS.3.MD.D.8

The perimeter of a square is 36 meters. What is the length of one side?

• 6 meters

• 9 meters

• 12 meters

• 18 meters

Tags

CCSS.4.MD.A.3

If the perimeter of a rectangle is 50 metres and the length is 15 metres, what is the width?

• 5 metres

• 10 metres

• 15 metres

• 20 metres

Tags

CCSS.4.MD.A.3

If the perimeter of an equilateral triangle is 21 cm, what is the length of one side?

• 7 cm

• 14 cm

• 21 cm

• 3 cm

Tags

CCSS.3.MD.D.8

A square garden has a perimeter of 48 meters. What is the length of one side of the garden?

• 12 meters

• 24 meters

• 8 meters

• 16 meters

Tags

CCSS.4.MD.A.3

The perimeter of an equilateral triangle is 18 metres. What is the length of one side?

• 3 metres

• 4 metres

• 5 metres

• 6 metres

Tags

CCSS.3.MD.D.8

The perimeter of an equilateral triangle is 18 inches. What is the length of one side?

• 4 inches

• 5 inches

• 6 inches

• 9 inches

Tags

CCSS.3.MD.D.8