Perimeter of Triangles and Parallelograms

Find the perimeter of this triangle.

• 20 cm

• 21 cm

• 40 cm

• 12.5 cm

Tags

CCSS.3.MD.D.8

What is the perimeter of this parallelogram?

• 24 units

• 28 units

• 35 units

• 22 units

Tags

CCSS.3.MD.D.8

Find the perimeter of this figure.

Mathematical Equivalence

ON

Tags

CCSS.3.MD.D.8

The distance around an object is called the 

• area

• perimeter

• volume

• circumference

The perimeter of the isosceles triangle is 365 millimeters. What is the length of the missing side?

c

163

38 mm

41 mm

39 mm

202 mm

Tags

CCSS.3.MD.D.8

The perimeter of the triangle shown is 17x units. The dimensions of the triangle are given in units. Which equation can be used to find the value of x?​ (a)   What is the perimeter of the triangle?​ (b)   units.

• 51

• 3

• 21

• 82

• 5

Tags

CCSS.3.MD.D.8

What is the perimeter of the parallelogram?

• 74yd.

• 35yd.

• 24yd.

Tags

CCSS.3.MD.D.8

The perimeter of the triangle shown is 17x units. The dimensions of the triangle are given in units. Which equation can be used to find the value of x?​ (a)   What is the perimeter of the triangle?​ (b)   units.

• 51

• 3

• 21

• 82

• 5

Tags

CCSS.3.MD.D.8

Jose lives next to a triangular park. He likes to take his dog for a walk around the park on the weekend. If he makes 3 trips around the park how far does he walk?

• 17 units

• 25 units

• 51 units

• 102 units

Tags

CCSS.3.MD.D.8

Find the perimeter of the following triangle:

• 12 units

• 6 units

• 20 units

• 12 units

Tags

CCSS.3.MD.D.8