Question

5. If the length of three sides of a triangle is 25 cm, 20 cm and 15 cmn, then find the area of the triangle​

Answer 1

by apply formula of equilateral triangle

√3/4x sidex2

Answer 2

Answer:

150 cm2

using herons formula

FORMULA square root  of {S [S-a] [S-b] [S-c] }

                        = S =a+b+c by 2