Math 7 B - Area and Perimeter Unit Test answers

1 answer

1. Find the area of the figure below:

A = base x height
A = 8 x 5
A = 40 square units

2. Find the perimeter of the figure below:

P = 2 x length + 2 x width
P = 2 x 10 + 2 x 6
P = 20 + 12
P = 32 units

3. Find the area of a triangle with base 6 units and height 4 units:

A = (1/2) x base x height
A = (1/2) x 6 x 4
A = 12 square units

4. Find the perimeter of a rectangle with length 12 units and width 5 units:

P = 2 x length + 2 x width
P = 2 x 12 + 2 x 5
P = 24 + 10
P = 34 units

5. Find the area of a square with side length 7 units:

A = side x side
A = 7 x 7
A = 49 square units

6. Find the perimeter of a square with side length 9 units:

P = 4 x side
P = 4 x 9
P = 36 units

7. Find the area of a parallelogram with base 10 units and height 8 units:

A = base x height
A = 10 x 8
A = 80 square units

8. Find the perimeter of a rhombus with side length 6 units:

P = 4 x side
P = 4 x 6
P = 24 units