Formulas
Parallelograms/Rectangles
Circles
Triangles
Trapezoids
100

What is the formula for the area of a circle?

What is pie r squared

100

Find the area for a rectangle when then the... length= 6 width=7

What is 42

100

r = 1.9 m
Calculate the diameter of the circle

What is 3.8 m

100
Find the area when then the... Base= 5 Height=12
30
100

Find the area when then the...base= 7m, base= 9m, and height=3m

What is 24m2

200

What the formula for area of a triangle

What is b x h divided by 2

200

Find the area for the parallelogram when then the... Base= 12 Height=9

What is 108

200

r = 1.3 mm Calculate the area of the circle. Use 3.14 for pi.  Round your answer to the nearest hundredth.

What is 5.31 mm2

200
Find the area when then the... Base= 7 Height=12
What is 42
200

Find the area when then the... base= 4in., base=6in., and the height=7in.

What is 35in2

300

What is the formula for area of a rectangle

A= l (w) or b (h)

300

Find the area for the parallelogram when then the... Base= 14 Height=19

What is 266

300

r = 4.7 mm Use 3.14 for pi. Calculate the area of the circle. Round to the nearest hundredth.

What is 69.36 mm2

300
Find the area when then the... Base= 3 Height=7
What is 10.5
300

Find the area when then the...height= 11cm,
base= 6cm, and base= 4.3cm

What is 56.65 cm2

400
What is the formula for area of a parallelogram?
What is B x H
400

Find the width when then the... Area= 35in2 and the length=7in

What is 5 inches

400

d = 2.2 m Calculate the area of the circle. Use 3.14 for pi.  Round your answer to the nearest hundredth.

What is 3.80m2

400
Find the area when then the... Base= 8 Height=10
What is 40
400

Find the area of the trapeziod...base= 3.5ft, base= 6ft, and height= 10.4ft

What is 49.4ft2

500

What is the formula for area of a trapezoid?

What is (b1 + b2) x h / 2

500

Find the area when then the length when the Area= 72km2  Height=9km

What is 8 kilometers 

500

If the area is 50.24 cm2, find the diameter of the circle.

What is 8 cm

500

Find the base of a triangle if the area if 24yd. and the height is 4ft.          

What is 12 yd.

500

Find the area of the shape.

What is 225.3cm2