4.5 C/D

Multiple Choice

Which of the following is the correct formula for finding the perimeter of a rectangle?

• l + w + l + w

• l x w

• 4s

• l + w

Open Ended

Why is it important to understand the formulas for the perimeter and area of rectangles and squares in real life?

Multiple Choice

Find the AREA of this figure.

• 160 square feet
• 161 feet
• 106
• 1600 feet

Multiple Choice

Given a rectangle with a length of 7 cm and a width of 3 cm, what is its perimeter?

• 20 cm

• 21 cm

• 18 cm

• 14 cm

Multiple Choice

What is the formula for finding the area of a rectangle?

• Area = L x W

• Area = L + W

• Area = 2L + 2W

• Area = L - W

Multiple Choice

Given a rectangle with a length of 9cm and a width of 4 cm, what is its perimeter?

• 20 cm

• 26 cm

• 13 cm

• 36 cm

Multiple Choice

The length of a soccer field is 100 meters and the width is 50 meters. What is the perimeter of the soccer field?

• 500 square meters

• 150 square meters

• 300 square meters

• 300 meters

Fill in the Blank

What is the perimeter of a rectangle with a length of 149 m and a width of 76 m?

Fill in the Blank

If the area of a rectangle is 60 square cm and one side is 6 cm, what is the length of the unknown side?

Fill in the Blank

If the area of a square is 25 sq cm, what is the length of each side?

Open Ended

Explain how you would find the unknown side length of a rectangle if you are given its perimeter and one side length.

Multiple Choice

Find the missing side length

• 40cm

• 4cm

• 256cm

• 8cm

Multiple Choice

Which of the following pairs of length and width could be the dimensions of a rectangle with an area of 36 square meters and a perimeter of 30 meters?

• 6 m and 6 m

• 9 m and 4 m

• 12 m and 3 m

• 18 m and 2 m

Multiple Choice

What is the formula for finding the perimeter of a rectangle?

• l + w + l + w or 2l + 2w

• l x w

• 4s

• l + w

Fill in the Blank

The area of a rectangle is 36 square centimeters, and its length is 9 centimeters. What is the width of the rectangle?