Polygon Perimeter

How can we calculate perimeter of a shape?

• By adding the total length of all the sides.

• By multiplying lengths of all the sides.

• By Adding one length and width.

• By multiplying a length with a width.

Tags

CCSS.3.MD.D.8

What is the perimeter of this shape?

• 25 m

• 25 cm

• 30 m

• 30 cm

Tags

CCSS.3.MD.D.8

What is the perimeter of this shape?

• 79.2 mm

• 79.2 m

• 68.2 mm

• 68.2 m

Tags

CCSS.3.MD.D.8

What is the perimeter of this shape?

• 72 m

• 72 mm

• 80 m

• 80 mm

Tags

CCSS.3.MD.D.8

What is the perimeter of this shape?

• 62 m

• 63 m

• 64 m

• 65 m

Tags

CCSS.3.MD.D.8

What is the perimeter of this shape?

• 29 m

• 30 m

• 31 m

• 32 m

Tags

CCSS.3.MD.D.8

What is the perimeter of this shape?

• 27 cm

• 28 cm

• 29 cm

• 30 cm

Tags

CCSS.3.MD.D.8

A regular octagon has perimeter of 33.6 cm. What is the length of a side of the octagon?

• 4 cm

• 4.2 cm

• 4.4 cm

• 4.6 cm

Tags

CCSS.3.MD.D.8

The perimeter of a regular heptagon is 39.2 cm. What is the length of a side of the heptagon?

• 5.4 cm

• 5.5 cm

• 5.6 cm

• 5.7 cm

Tags

CCSS.3.MD.D.8

The perimeter of the shape is 17 units. What is the length of the missing side?

• 2 units

• 3 units

• 4 units

• 5 units

Tags

CCSS.3.MD.D.8