1
Question
The sides of a triangle are 7 cm, 9 cm and 14 cm. Its area is
(a)
(b)
(c)
(d)
(a)
(b)
(c)
(d)
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Solution
The area of a triangle having sides a, b, c and s as semi-perimeter is given by,
, where
Therefore the area of a triangle having sides 7 cm, 9 cm and 14 cm is given by
a = 7 cm ; b = 9 cm ; c = 14 cm
Therefore the answer is (a).
The area of a triangle having sides a, b, c and s as semi-perimeter is given by,
, where
Therefore the area of a triangle having sides 7 cm, 9 cm and 14 cm is given by
a = 7 cm ; b = 9 cm ; c = 14 cm
Therefore the answer is (a).
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