Question

The sides of a triangle are 15 cm, 17 cm and 8 cm. What is its area?
$s \sqrt{s(s - a)(s - b)(s - c)}$
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Answer 1

Step-by-step explanation:

do you understand what is S? it's semi perimeter, half of total perimeter. a , b and c are three sides of triangle.

to find perimeter that is sum of all sides of triangle, just add 3 sides.

substituting the required values on the equation will give you answer