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Worksheets

Area of Triangles

Total questions: 10

Worksheet time: 10mins

Name
Class
Date
1.

What is the rule of finding the Area of Triangles?

a)

Area = base x height

b)

Area = 1/2 x base x height

c)

Area = 1/2 x base

d)

Area = 1/2 x height

2.

Find the area of the triangle. Each small square is 1 cm across.

a)

10 cm2

b)

5 cm2

c)

6 cm2

d)

8 cm2

3.

Find the area of the triangle. Each small square is 1 cm across.

a)

8 cm2

b)

6 cm2

c)

4 cm2

d)

18 cm2

4.

Calculate the area of the triangle using the rule 
A = 1/2 bh

a)

22.5 cm222.5\ cm^2

b)

24 cm224\ cm^2

c)

24.5 cm224.5\ cm^2

d)

22 cm222\ cm^2

5.

Calculate the area of the triangle using the rule

A = 1/2 bh

a)

18 cm 2

b)

16 cm 2

c)

15 cm 2

d)

17 cm 2

6.

Calculate the area of the shaded triangle in cm². The dots are 1 cm apart.

a)

6.5 cm2

b)

7.5 cm2

c)

8.5 cm2

d)

9.5 cm2

7.

Calculate the area of the shaded triangle in cm². The dots are 1 cm apart.

a)

2 cm2

b)

3.5 cm2

c)

2.5 cm2

d)

3 cm2

8.

Find the area of triangle using the base and height measurement.


base = 14 m

height = 20 m

a)

100 m2

b)

120 m2

c)

150 m2

d)

140 m2

9.

Find the area of triangle using the base and height measurement.


base = 7 m

height = 22 m

a)

70 m2

b)

77 m2

c)

29 m2

d)

15 m2

10.

Find the base of the triangle using the area and height measurement.


Area = 18 cm2

Height = 4

a)

8 cm

b)

7 cm

c)

6 cm

d)

9 cm