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Area
Perimeter
Word Problems
Vocabulary
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100
What is the formula for area?
A = length x width
100

What is the formula for perimeter of a rectangle?

= length + width + length + width

100

Tom has a poster with a length of 5 feet and a width of 3 feet. He wants to put a wooden frame around the poster. What length of wood will Tom need to frame his poster?

16 feet

100

What mathematical operation do you typically use for a perimeter problem?

Addition

100
8 2/5 + 3 4/5 =
12 1/5
200
Length: 14 meters Width: 7 meters Area: ?
98 square meters
200
Length: 7 feet Width: 17 feet Perimeter: ?
48 feet
200

Sally's pool table has an area of 36 square feet. The length of the pool table is 9 feet. What is the width of the pool table?

4 feet

200

What mathematical operation do you typically use for an area problem?

Multiplication

200
74 x 56 =
4,144
300
Length: 41 meters Width: 23 meters Area: ?
943 square meters
300
Length: 25 feet Width: 19 feet Perimeter: ?
88 feet
300

Ben is painting his room. He paints 3 walls. Each wall has dimensions of 13 x 8 feet. What is the total area that Ben has to paint?

312 square feet

300

What is the definition of perimeter?

Distance around a shape or the sum of the lengths of the sides of a shape. 

300
9,327 divided by 4
2,331 R 3
400
Length: 12 meters Width: ? Area: 84 square meters
7 meters
400
Length: 15 feet Width: ? Perimeter: 56 feet
13 feet
400
Mike is taking measurements of different rooms in his house. The bonus room has an area of 72 square feet. The length of the room is 8 feet. What is the perimeter of the room?
34 feet
400

What is the definition of area?

The amount of space inside a shape; the area of a rectangle is found by multiplying the length times the width. 

400

What are all the possible dimensions for a rectangle or square with an area of 36 square centimeters?

1 x 36, 2 x 18, 3 x 12, 4 x 9, 6 x 6

500
Length: ? Width: 8 meters Area: 128 square meters
16 meters
500
Length: ? Width: 17 feet Perimeter: 78 feet
22 feet
500
Hannah and Sally are planting gardens. Hannah's garden is 2 x 8 feet long. Sally's garden is 4 x 4 feet long. They want to put fencing around their gardens. Who will need more fencing?
Hannah
500

What is different about units of area compared to units of perimeter?

Units of area are "square units".

500

Geno buys donuts at Sandra's Donut Shop. He buys a dozen donuts. Three donuts are chocolate. Five donuts are glazed. The rest of the donuts are cream filled. What fraction of the donuts are cream filled?

1/3 are cream filled (4/12).