Find Missing Side Given the Perimeter

^{The perimeter of the
 triangle is 10x+20. Find the length of the missing side}

• 6x+10

• 15x+30

• 5x+10

• 5x-10

Tags

CCSS.3.MD.D.8

Given the perimeter, find the missing side-length.

Tags

CCSS.3.MD.D.8

The perimeter of an isosceles triangle is 23 cm. What is the measure of side x?

Tags

CCSS.3.MD.D.8

What is the perimeter of this polygon? (Find the length of the missing sides first)

Tags

CCSS.3.MD.D.8

Jonathan has an octagon dog pen at home that is 16 feet long when stretched out from end to end. When he shapes it back into an octagon, what is the length of one side?

• 2 feet

• 4 feet

• 2.7 feet

• 2.3 feet

Tags

CCSS.3.MD.D.8

The perimeter of a RHOMBUS is 56 dm, what is the length of one side?

Tags

CCSS.3.MD.D.8

Leila wants to build a mini house for her pet raccoon in the shape of a parallelogram. The perimeter must be exactly 340 cm and the short side with the door must be 73 cm. What must be the length of the longest side in centimetres?

Tags

CCSS.HSG.CO.C.11

A perimeter of a rectangle is 34 meters.  The width is 4 meters.  What would the length be?

• 17 m

• 13 m

• 15 m

Tags

CCSS.3.MD.D.8

The perimeter of the shape is 40 inches. What is the side of the missing length?

• 12 inches

• 22 inches

• 18 inches

• 10 inches

Tags

CCSS.3.MD.D.8