Question

find area of a triangle with sides 8 m, 11 cm and 13 cm
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Answer 1

Answer:

According to the RULER'S FORMULA

If the three sides are given in a Triangle.

Formula:

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

$s = \frac{a + b + c}{2}$

Put the formula and get the answer