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Formulas

100

What is the formula for the area of a triangle

A = 1/2 x b x h

200

What the formula for area of a circle

A = pi x r²

300

What is the formula for area of a rectangle

A = L x W

400

What is the formula for area of a parallelogram?

A = B x H

500

What is the formula for area of a square

A = s²

Parallelograms

100

Find the area when then the... Base= 6 Height=7

What is 42

200

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

What is 108

300

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

What is 266

400

Find the area when then the... Base= 5in Height=7in

What is 35 inches squared

500

Find the area when then the... Base= 8km Height=9km

What is 72 kilometers squared

Circles

100

r = 1.9 m Calculate the area of the circle.

What is 11.34 meters squared

200

r = 1.3 mm Calculate the area of the circle.

What is 5.31

300

3a. || r = 4.7 mm Calculate the area of the circle.

What is 69.36

400

d = 2.2 m Calculate the area of the circle.

What is 3.80

500

d = 4.5 cm Calculate the area of the circle

What is 15.90

Triangles

100

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

30

200

Find the area when then the... Base= 7 Height=12

What is 42

300

Find the area when then the... Base= 3 Height=7

What is 10.5

400

Find the area when then the... Base= 8 Height=10

What is 40

500

Find the area when then the... Base= 12 Height=24

What is 144

Rectangles

100

Find the area when then the... Length= 7m Width= 9m

What is 63 m²

200

Find the area when then the... Length= 4 Width=6

What is 24

300

Find the area when then the... Length= 11 Width=6

What is 66 units²

400

Find the area when then the... Length= 12cm Width=4cm

What is 48 cm²

500

Find the area when then the... Length= 21 Width=12

What is 252 units²