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Area Equations
Area 1
Area 2
Story Problems
Missing Lengths
100
What is the area formula for a rectangle?
A = bh
100
Find the area of the rectangle with a length of 8cm and a width of 5 cm.
A = 40cm
100

Find the area of a rectangle that has a length of 6 1/2cm and a width of 5 1/4 cm.

A = 34 1/8 cm2

100
The classroom is getting new pink carpet. If the room has a length of 10.5m and a width of 6.5 m. How much carpet will the room need?
The room will need 68.25 m2 of carpet.
100
A rectangle has an area of 24in2 and the height is 4in. What is the length of the base?
6in
200
What is the area formula for a parallelogram?
A = bh
200
Find the area of a square that has a side length of 12cm.
A= 144 cm2
200

Find the area of a parallelogram with a base of 3.5 cm  and a height of 5 cm

A = 17.5 square cm

200
The area of a square is 36 cm2. What is the length of a side?
6 cm
200
A parallelogram has an area of 30m2 and has a side length of 4m and a base of 10m. What is the height?
3m
300
How do you find the area of a triangle?
A=1/2bh
300
Find the area of a right triangle with one side length 13ft, and the height of 4ft.
A=26 ft2
300
Find the area of a triangle with base = 7.2 cm and height = 8 cm.
A = 28.8in2
300

I have a circle with a radius of 10 ft.  What is the circumference of the circle?

62.8 ft

300

The area of a rectangle is 48cm2. If the height is 12cm, what is the base? 

4 cm

400

How do you find the area of a circle?

A = Pi(r)2

400
Find the area of a triangle if it has a base of 6m, a side of 5m and a height of 8m.
A=24m2
400
Find the area of a triangle with base = 9cm, sides of = 7cm, and height = 4cm.
A = 18cm2
400
Cory needs to carpet his bedroom. His bedroom is 12 ft by 14 ft. Carpet costs $3 per square foot. How much will it cost total?
$504
400
A triangle has an area of 64in2 and a height of 8in. What is the base?
16in
500
What is the formula for the area of a trapezoid?
A = 1/2h(b1+b2)
500
Find the area of a trapezoid with bases of 6 in and 8 in and height of 3in.
A=21 in2
500

A circle has a diameter of 8 ft.  What is the area of the circle?

A = 50.24 square ft

500

I have a rectangle-shaped garden that is 20 feet by 40 feet.  Inside that garden, I have a smaller rectangular pond that is 5 feet by 8 feet.  What is the area of the garden without the smaller pond?

760 square feet.

500

I have a circle with a radius of 5 cm.  What is the area of my circle?

78.5 square cm