Question

semi-perimeter of triangle of side 6 cm , 7 cm & 7 cm is​

Answer 1

The formula for semi perimeter s is:

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

a = 6 cm

b = 7cm

c = 7 cm

so, your answer is: $\frac{6+7+7}{2}$ = 10

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