Find The Perimeter Of A Polygon

Madi often practices riding her horse in a large wooden pen in the shape of an octagon. One side of the pen is 20 feet. If Madi takes her horse around the perimeter of the pen 6 times, how far will the horse have travelled?

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

Given this beautiful yellow triangle, what is the perimeter of the triangle in metres?

Emma and Naafia are working on designing a bird only made of polygons. They started with drawing a Right triangle with a perimeter of 27 cm. The bird is made with an equilateral decagon and heptagon. If the shapes are touching, it's because the side lengths are equal to each other. What is the perimeter of the entire bird?

• 92 cm

• 107 cm

• 112 cm

• 97 cm

Farmer Bob needs to build a fence for his chickens.  He wants to build a fence around is 40 feet long and 20 feet wide.  How many feet of fence does he need to buy? (Hint: top matches the bottom; left matches right!)

• 800 feet

• 120 feet

• 60 feet

^_perimeter?

• 30 units

• 32 units

• 24 units

• 36 units

Find the perimeter

• 25cm

• 35cm

• 50cm

• 100cm

Find the PERIMETER of this figure.

• 25 cm

• 20 cm

• 10 cm

• 20 sq. cm

What is the missing measurement? 

• 9 cm

• 18 in

• 18 cm

• 9 in 

What is the perimeter?

• 60 in

• 34 cm

• 60 cm

• 34 in