Question

sides of triangle are 10cm 12cm and 14cm find area using heron's formula..
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Answer 1

Step-by-step explanation:

semiperimeter = 14+10+12/2

=36/2=18

now using the formula ,

$\sqrt{s(s - b)(s - b)(s - a)}$

now using this ,

whole sqrt of (18(18-14)(18-12)(18-10))

18*4*6*8

9x2x2x2x2x3x2x2x2

=root over 3456

=√3456

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