# ICSE Class 9 Answered

**The sides of a triangle are 15 cm ,20cm and 25cm . Find The Altitude To its longest Side. please ans fast**

Asked by vishwadiprathod0070.9sdatl | 17 Jun, 2020, 08:32: PM

Expert Answer

Let's first find the area of the triangle and then find the altitude using the formula for area of a triangle.

Semi-perimeter of triangle = (15+20+25)/2 = 30 cm

Answered by Renu Varma | 18 Jun, 2020, 10:28: AM

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