Math, asked by alima416200, 5 months ago

find the perimeter of a DABC AB is equal to 6 cm BC is equal to 7 cm AC is equal to 8 cm what is the answer

Answers

Answered by mithleshmudgal43

1

Step-by-step explanation:

Semiperemeter (s)=2a+b+c=26+7+5=9

Using Heron's formula,

Area =s(s−a)(s−b)(s−c)

=9×3×2×4

=66cm2

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