Estimating Perimeter

When you see the words "estimate" or "about" in a word problem, what do you have to do?

• regroup

• round

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

the distance around a figure

• perimeter

• area

• rectilinear figure

• guitar

What is the perimeter?
(click to show image)

• 20 metres

• 40 metres

• 60 metres

• 200 metres

Tags

CCSS.3.MD.D.8

Farmer Bob needs to build a fence for his chickens.  The area 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?

• 800 feet

• 120 feet

• 60 feet

Tags

CCSS.4.MD.A.2

​ ​ (a)   a linear measurement of the distance around the outer edge of a figure

• perimeter

• area

• length

This figure shows Luna's dining room. What expression could be used to find the total length, in feet, of the baseboard needed. (Write your answer in the spaces provided).

Tags

CCSS.7.G.B.6

What is the perimeter of the fence?
(click to show image)

• 25

• 30

• 35

• 40

Tags

CCSS.4.MD.A.3

Farmer Bob's son built a track to walk his pet pig.  The track goes around the pig pen.  The pig pen is 15 feet long and 21 feet wide.  If the pig walks all the way around the track, how many feet did he walk?

• 72 feet

• 36 feet

• 36 square feet

Tags

CCSS.4.MD.A.2

The distance around a shape is its .

(a)  

• Perimeter

• Area

Tags

4.5.D

What is the perimeter of B?