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Question
The sides of a triangle are in the ratio 3 : 2 : 4. If the perimeter of the triangle is 27 cm, find the length of each side.
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Solution
Ratio in the sides of a triangle = 3 : 2 : 4
Sum of ratios = 3 + 2 + 4 = 9
Perimeter of triangle = 27 cm
Length of first side =`(27xx3)/9`= 9 cm
Length of second side =`(27xx2)/9`= 6 cm
Length of third side =`(27xx4)/9`= 12 cm
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