Question

find the area of triangle with the side of 6cm 11 cm and 15 CM​

Answer 1

semi perimeter = (6+11+15)/2

=32/2 =16

so,

area=√{16(16-6)(16-11)(16-15)}

=√{16*10*5*1}

=√4²*5²*2

=20√2 cm²

Answer 2

Answer:

Please refer the above attachment :) :)

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