Question

The semi perimeter of a triangle having the length of it's sides 20 cm 15 cm and 9 cm

Answer 1

Step-by-step explanation:

here is ur answer........

semi perimeter= total perimeter/2

so, it will be (20+15+9)÷2

=44/2

=22 cm.....

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Answer 2

Answer:

Finley 22cm.

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