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CBSE Class 9 Answered

find area of a triangle whose sideas are 13cm,14cm and 15cm

Asked by prashantyadav231314 | 31 Oct, 2018, 03:57: PM
Expert Answer
The sides of a triangle are 13 cm, 14 cm and 15 cm.
Semiperimeter (s) = (a + b + c)/2 = (13 + 14 + 15)/2 = 21 cm
Area of triangle = 

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