CBSE Class 9 Answered
Sides of a triangle are in the ratio 13 : 14 : 15 and its perimeter is 84 cm. Find its area.
Asked by Topperlearning User | 21 Aug, 2017, 10:21: AM
Expert Answer
Here, perimeter of a triangle = 84 cm
Sides are in the ratio 13:14:15
Sum of ratio = 42 cm
By Heron's formula
Area =
Hence, area of a triangle is 336.
Answered by | 21 Aug, 2017, 12:21: PM
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