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Topic: Height of Triangles
Solutions
Find the height for the following triangles.
1.
2.
3.
1
Area of triangle   base  height
2
1
  6cm 12cm
2
 36cm2
1
Height of triangle  Area   base
2
1
 36cm2   18cm
2
 4cm
height
18cm
1
Area of triangle   base  height
2
1
  8cm 10cm
2
 40cm2
1
Height of triangle  Area   base
2
1
 40cm2   20cm
2
 4cm
1
Area of triangle   base  height
2
1
 16cm 12cm
2
 96cm2
1
Height of triangle  Area   base
2
1
 96cm2   20cm
2
 9.6cm
12cm
6cm
8cm
height
10cm
20cm
20cm
12cm
height
16cm
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4.
1
Height of triangle  Area   base
2
1
 60cm2   20cm
2
 6cm
20cm
height
Area of triangle= 60 cm2
5.
6.
7.
1
Area of triangle   base  height
2
1
 10cm  6cm
2
 30cm2
1
Height of triangle  Area   base
2
1
 30cm2   12cm
2
 5cm
1
Area of triangle   base  height
2
1
  32cm 18cm
2
 288cm2
18cm
1
Height of triangle  Area   base
2
1
 288cm2   40cm
2
 14.4cm
1
Area of triangle   base  height
2
1
 15cm 12cm
2
 90cm2
1
Base of triangle  Area   base
2
1
 90cm2   16cm
2
 11.25cm
6cm
height 10cm
12cm
40cm
height
32cm
base
15cm
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8.
9.
10.
1
Area of triangle   base  height
2
1
  20cm  5cm
2
 50cm2
1
Base of triangle  Area   base
2
1
 50cm2   10cm
2
 10cm
1
Area of triangle   base  height
2
1
 12cm 10cm
2
 60cm2
1
Height of triangle  Area   base
2
1
 60cm2   15cm
2
 8cm
10cm
base
5cm
20cm
12cm
height
10cm
15cm
1
Base of triangle  Area   base
2
1
 960cm2   30cm
2
 64cm
base
30cm
Area of triangle= 960 cm2
11.
1
Area of triangle   base  height
2
1
 12cm  9cm
2
 54cm2
1
Height of triangle  Area   base
2
1
 54cm2   15cm
2
 7.2cm
12cm
9cm
height
15cm
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12.
13.
14.
1
Area of triangle   base  height
2
1
 16cm 15cm
2
 120cm2
1
Base of triangle  Area   base
2
1
 120cm2   20cm
2
 12cm
1
Area of triangle   base  height
2
1
  20cm 10cm
2
 100cm2
1
Base of triangle  Area   base
2
1
 100cm2   5cm
2
 40cm
1
Area of triangle   base  height
2
1
  4cm  20cm
2
 40cm2
1
Height of triangle  Area   base
2
1
 40cm2   5cm
2
 16cm
16cm
20cm
base
10cm
5cm
base
5cm
base
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15.
16.
17.
1
Area of triangle   base  height
2
1
  20cm  4cm
2
height
 40cm2
1
Height of triangle  Area   base
2
1
 40cm2   10cm
2
 8cm
10cm
1
Area of triangle   base  height
2
1
  5cm  8cm
2
 20cm2
1
Height of triangle  Area   base
2
1
 20cm2   20cm
2
 2cm
1
Height of triangle  Area   base
2
1
 40cm2   10cm
2
 8cm
10cm
8cm
height
Area of triangle= 40 cm2
18.
1
Area of triangle   base  height
2
1
 10cm 13cm
2
 65cm2
1
Height of triangle  Area   base
2
1
 65cm2   15cm
2
2
 8 cm
3
10cm
height
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1
19. Area of triangle   base  height
2
1
  4cm  20cm
2
 40cm2
1
Height of triangle  Area   base
2
1
 40cm2   10cm
2
 8cm
20.
1
Area of triangle   base  height
2
1
  24cm 10cm
2
 120cm2
1
Height of triangle  Area   base
2
1
 120cm2   25cm
2
 9.6cm
height
10cm
10cm
height
25cm
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