Formulate the Answer.
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Problem Solving
Missing Side
100

What is the area formula for a rectangle?

A = L x W

100

Find the perimeter of the rectangle with a length of 8cm and a width of 5 cm.

P = 26cm

100

Robert is building a dog house for his puppy. If the house measures 2 m by 3 m, what is the area of the house?

6 square metres

100

If we measured our classroom, the perimeter would equal 10 m. What is the width of the room if the length is 3 m?

2 m

200

What is the area formula for a square?

A = L x W

200

Find the perimeter of a square that has a side length of 12cm.

P = 48 cm

200

Jane wants to frame a picture that is 11 cm tall and 8 cm wide. How much wood would she need to frame the picture?

38 cm

200

The area of a mermaid sticker is 8 square centimeters. What is the width of the sticker if the length is 4 centimeters?

2 centimeters

300

How do you find the perimeter of a triangle?

Add up all the outside edges

300

Find the perimtere of a right triangle with one side length 6m, one side length 4m, and one side length 9m.

P = 19m

300

A desk is 1 m wide and 2 m long. What is the total area of three desks put together?

6 square meters 

300

A regular pentagon has a perimeter of 100 cm. What is the length of one side?

20 cm

400

What does the s stand for in the square perimeter formula?

side

400

Find the perimeter of a rectangle if it has a width of 6m and a length of 10 m.

P = 32 m
400

A rectangle has a total perimeter of 32 cm. The rectangle is 10 cm long. What is the height of the rectangle?

6 cm

400

Dr. Feit bought 60 m of fencing to close in her rectangular backyard. The length of her backyard is 23 m. If she has exactly enough fencing, what is the width of her backyard?

7 m

500

How do you find the perimeter of a rectangle?

Add up all the outside edges

500

Find the perimeter of a pentagon with side lengths that equal 8 cm.

P= 40 cm

500

Hannah and Sally are planting gardens. Hannah's garden is 2 x 8 m long. Sally's garden is 4 x 4 m long. They want to put fencing around their gardens. Who will need more fencing?

Hannah

500

Kaitlin wants to put in new tile to her kitchen. The room is 5 m wide. She has 100 1-square-m tiles that is exactly enough to cover her floor. What is the length of Kaitlin's kitchen?

20 m

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