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Worksheets

Area of a triangle

Total questions: 88

Worksheet time: 15hrs 40mins

Name
Class
Date
1.

How do you find the area of a triangle?

a)

base x height

b)

base x height ÷ 2

c)

add up all of the sides

2.

What is the formula for area of a triangle?

a)

A = b x h

b)

A = b × h2\frac{b\ \times\ h}{2}

c)

A = b + h

d)

A = b - h

3.

Find the area of the triangle

a)

12 in2

b)

12 in2

c)

24 in2

d)

6 in2

4.
Find the area?
a)
15 in²
b)
30 in²
c)
15 in
d)
 30 in
5.
What is the area of the triangle shown?
a)
44.4 mm²
b)
8.5 mm²
c)
8.88 mm²
d)
17.76 mm²
6.
Find the area of this triangle.
a)
150 ft2
b)
100 ft2
c)
50 ft2
d)
35 ft2
7.

Area

a)

12 inches

b)

12 square inches

c)

24 square inches

d)

6 square inches

8.

What is the formula to find the area of a triangle? (choose all that apply)

a)

A = bh

b)

A = bh÷2A\ =\ bh\div2  

c)

A =12bhA\ =\frac{1}{2}bh  

d)

 A = h(b + b)÷2\ A\ =\ h\left(b\ +\ b\right)\div2  

9.

To find the area of a triangle, you need to know the _________ and ________.

a)

sides and sides

b)

base and height

c)

bottom and top

d)

length and width

10.

My height has to be ______ to my base.

a)

parallel

b)

criss crossed

c)

perpendicular

d)

curved

11.
Find the area of a triangle with a base of 7 mm and a height of 10 mm?
a)
70 mm squared
b)
35 mm squared
c)
17 mm squared
d)
8.5 mm squared
12.

What is the height of this triangle?

a)

7 cm

b)

8 cm

c)

28 cm2

d)

6 cm

13.
Which numbers do we not need?
a)
10 and 10
b)
12 and 10
c)
12 and 8 
14.
Find the area of a triangle with:
b: 14 cm
h: 23 cm
a)
161 cm2
b)
161 cm3
c)
322 cm2
d)
322 cm3
15.

Which expression below will find the Area of this triangle?

a)

(10 + 12)2\frac{\left(10\ +\ 12\right)}{2}  

b)

(8 ×12)2\frac{\left(8\ \times12\right)}{2}  

c)

(10 ×12)2\frac{\left(10\ \times12\right)}{2}  

d)

(8 + 12)2\frac{\left(8\ +\ 12\right)}{2}  

16.
A triangle has an area of 117 cm2. If the base is 26 cm, what is the height?
a)
36 cm
b)
18 cm
c)
9 cm
d)
4.5 cm
17.

How do you find the area of a triangle?

a)

base x height

b)

take half of the base times the height

c)

add up all of the sides

18.

What is the formula for the area of a triangle?

a)

A = 1/2 bh

b)

A = bh

c)

A = s + s + s

19.

Find the area of the triangle.

a)

10 cm2

b)

24 cm2

c)

12 cm2

20.

Find the area of the triangle.

a)

30 m2

b)

60 m2

c)

16 m

d)

30 m

21.

Find the area of the triangle.

a)

11 cm2

b)

15 cm2

c)

30 cm2

22.

Find the area of the triangle.

a)

36

b)

72

c)

36 units2

d)

72 units2

23.

Find the area of the triangle.

a)

20 in

b)

40 cm2

c)

13 cm2

d)

20 cm2

24.

Find the area of the triangle.

a)

5 cm2

b)

10 cm2

c)

7 cm2

25.

Find the area of the triangle.

a)

96 in2

b)

48 in2

c)

20 in2

26.

Find the area of the triangle.

a)

56 in

b)

168 in2

c)

84 in2

d)

175 in

27.
What is the area?
a)
12 cm2
b)
14
c)
14 cm2
d)
24 cm2
28.
Find the area of the figure:
a)
30 ft2
b)
60 ft2
c)
16 ft2
d)
36 ft2
29.
Find the area:
a)
40 yd
b)
40 yd2
c)
80 yd2
d)
18 yd2
30.

What is the area of the triangle?

a)

70 m270\ m^2

b)

140 m2140\ m^2

c)

60 m260\ m^2

d)

70 m

31.

How do you find the area of a triangle?

a)

base x height

b)

take half of the base times the height

c)

add up all of the sides

32.

What is the formula for the area of a triangle?

a)

A = 1/2 bh

b)

A = bh

c)

A = s + s + s

33.

Find the area of the triangle.

a)

20 in

b)

40 cm2

c)

13 cm2

d)

20 cm2

34.
a)

17 units2

b)

20 units2

c)

10 units2

d)

16 units2

35.
Find the area of a triangle with a height of 4 mm and a base of 6 mm?
a)
5 mm squared
b)
6 mm squared
c)
12 mm squared
d)
24 mm squared
36.

What is the area of this polygon?

a)

64 square inches

b)

16 square inches

c)

88 square inches

d)

32 square inches

37.
What is the area?
a)
12 cm2
b)
14
c)
14 cm2
d)
24 cm2
38.
a)
108 cm
b)
540 cm
c)
108 cm2
d)
54 cm2
39.
Find the area of this triangle.
a)
150 ft2
b)
100 ft2
c)
50 ft2
d)
35 ft2
40.

Find the area of the triangle.

a)

20 cm2

b)

56 cm2

c)

28 cm2

d)

27 cm2

41.
Find the area of the figure:
a)
30 ft2
b)
60 ft2
c)
16 ft2
d)
36 ft2
42.

Area

a)

12 inches

b)

12 square inches

c)

24 square inches

d)

6 square inches

43.
Find the area:
a)
40 yd
b)
40 yd2
c)
80 yd2
d)
18 yd2
44.

What is the area of the triangle?

a)

70 m270\ m^2

b)

140 m2140\ m^2

c)

60 m260\ m^2

d)

70 m

45.
a)

168 in

b)

84 in

c)

84 in284\ in^2

d)

168 in2168\ in^2

46.

What is the formula for the area of a triangle? (Mark all that apply)

a)

A = 12\frac{1}{2}  x b x h

b)

A = b x h

c)

A = s x s

d)

A = b x h2\frac{b\ x\ h}{2}  

47.

Find the area of the triangle.

a)

30 m2

b)

60 m2

c)

16 m

d)

30 m

48.

What is the area? (don't include unit of measure)

(a)  

49.

What is the area? (don't include unit of measure)

(a)  

50.

What is the area? (don't include unit of measure)

(a)  

51.

What is the area? (don't include unit of measure)

(a)  

52.

What is the area?

(a)  

53.

What is the area?

(a)  

54.

What is the area?

(a)  

55.

What is the area?

(a)  

56.

What is the area?

(a)  

57.

What is the area?

(a)  

58.

What is the area?

(a)  

59.

What is the area?

(a)  

60.

What is the area?

(a)  

61.

Find the area of the triangle.

a)

10 cm2

b)

24 cm2

c)

12 cm2

62.

Find the area of the triangle.

a)

30 m2

b)

60 m2

c)

16 m

d)

30 m

63.

Find the area of the triangle.

a)

11 cm2

b)

15 cm2

c)

30 cm2

64.

Find the area of the triangle.

a)

20 in

b)

40 cm2

c)

13 cm2

d)

20 cm2

65.

How do you find the area of a triangle?

a)

base x height

b)

base x height ÷ 2

c)

add up all of the sides

66.

What is the formula for area of a triangle?

a)

A = b x h

b)

A = b × h2\frac{b\ \times\ h}{2}

c)

A = b + h

d)

A = b - h

67.

Find the area of the triangle

a)

12 in2

b)

12 in2

c)

24 in2

d)

6 in2

68.
Find the area?
a)
15 in²
b)
30 in²
c)
15 in
d)
 30 in
69.
Find the Area of this triangle
a)
19.8 km2
b)
37.8 km2
c)
18.9 km2
d)
35 km2
70.
What is the area of the triangle shown?
a)
44.4 mm²
b)
8.5 mm²
c)
8.88 mm²
d)
17.76 mm²
71.

How do you find the area of a triangle?

a)

base x height

b)

take half of the base times the height

c)

add up all of the sides

72.

What is the formula for the area of a triangle?

a)

A = 1/2 bh

b)

A = bh

c)

A = s + s + s

73.

Find the area of the triangle.

a)

10 cm2

b)

24 cm2

c)

12 cm2

74.

Find the area of the triangle.

a)

30 m2

b)

60 m2

c)

16 m

d)

30 m

75.

Find the area of the triangle.

a)

11 cm2

b)

15 cm2

c)

30 cm2

76.

Find the area of the triangle.

a)

36

b)

72

c)

36 units2

d)

72 units2

77.

Find the area of the triangle.

a)

20 in

b)

40 cm2

c)

13 cm2

d)

20 cm2

78.

Find the area of the triangle.

a)

5 cm2

b)

10 cm2

c)

7 cm2

79.

Find the area of the triangle.

a)

96 in2

b)

48 in2

c)

20 in2

80.

Find the area of the triangle.

a)

56 in

b)

168 in2

c)

84 in2

d)

175 in

81.
Find the area of this triangle.
a)
150 ft2
b)
100 ft2
c)
50 ft2
d)
35 ft2
82.
Find the area of the figure:
a)
30 ft2
b)
60 ft2
c)
16 ft2
d)
36 ft2
83.

Area

a)

12 inches

b)

12 square inches

c)

24 square inches

d)

6 square inches

84.

What is the area of the triangle?

a)

70 m270\ m^2

b)

140 m2140\ m^2

c)

60 m260\ m^2

d)

70 m

85.
a)

168 in

b)

84 in

c)

84 in284\ in^2

d)

168 in2168\ in^2

86.

What is the area? (don't include unit of measure)

(a)  

87.

What is the area? (don't include unit of measure)

(a)  

88.

What is the area? (don't include unit of measure)

(a)