Area and preimeter unit test unit 5 lesson 9

Answer 1

1. What is the formula for finding the area of a rectangle?
A. A = length x width
B. A = 2 x (length + width)
C. A = length + width
D. A = (length / 2) x width

2. What is the formula for finding the perimeter of a square?
A. P = 4 x side length
B. P = side length + side length
C. P = 2 x (side length + side length)
D. P = side length x side length

3. If a rectangle has a length of 8 cm and a width of 5 cm, what is its area?
A. 40 cm^2
B. 13 cm^2
C. 20 cm^2
D. 45 cm^2

4. If a square has a side length of 10 cm, what is its perimeter?
A. 20 cm
B. 40 cm
C. 30 cm
D. 50 cm

5. A rectangular garden has a length of 12 meters and a width of 6 meters. What is the perimeter of the garden?
A. 24 meters
B. 36 meters
C. 48 meters
D. 72 meters

6. A square has an area of 64 square units. What is the length of one of its sides?
A. 8 units
B. 16 units
C. 32 units
D. 64 units

7. If the perimeter of a rectangle is 28 cm and its length is 10 cm, what is its width?
A. 5 cm
B. 8 cm
C. 9 cm
D. 12 cm

8. If a square has a perimeter of 40 cm, what is the length of one of its sides?
A. 5 cm
B. 10 cm
C. 15 cm
D. 20 cm

9. A rectangle has an area of 56 square units and a width of 7 units. What is its length?
A. 8 units
B. 7 units
C. 9 units
D. 10 units

10. A square has a perimeter of 24 units. What is the length of one of its sides?
A. 6 units
B. 8 units
C. 10 units
D. 12 units

Answers:
1. A. A = length x width
2. A. P = 4 x side length
3. A. 40 cm^2
4. D. 50 cm
5. C. 48 meters
6. A. 8 units
7. A. 5 cm
8. B. 10 cm
9. D. 10 units
10. A. 6 units