Formulas
Parallelograms
Circles
Triangles
Rectangles
100
What the formula for area of a triangle
What is b x h/2 0r 1/2bh
100
Find the area when then the... Base= 6 Height=7
What is 42
100

r = 1.9 m Calculate the perimeter of the circle.

What is 11.93 metres

100
Find the area when then the... Base= 5 Height=12
30
100
Find the area when then the... Length= 7m Width= 9m
What is 63m squared
200

What is the formula for area of a rectangle

L x W

200
Find the area when then the... Base= 12 Height=9
What is 108
200

r = 1.3 mm Calculate the diameter

What is 2.6 mm

200
Find the area when then the... Base= 7 Height=12
What is 42
200
Find the area when then the... Length= 4 Width=6
What is 24
300
What is the formula for area of a parallelogram?
What is B x H
300
Find the area when then the... Base= 14 Height=19
What is 266
300

3a. D = 4 mm Calculate the circumference

What is 12.57

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

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

What is 66

400

What is the formula for area of a square

Side x Side

400
Find the area when then the... Base= 5in Height=7in
What is 35 inches squared
400

d = 2.2 m, find the radius

What is 1.1 m 

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

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

What is 48cm squared

500

What is the formula fo rthe Circumference of a circle

C = Pi x D

500
Find the area when then the... Base= 8km Height=9km
What is 72 kilometers squared
500

C = 31.4 Calculate the diameter

What is 10

500
Find the area when then the... Base= 12 Height=24
What is 144
500

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

What is 252

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