Find the value of a. 19 km 19 km Perimeter = 57 kilometers

Whynote asked Feb 20, 2022

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Whynote asked Feb 20, 2022

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19 votes

Answer:

19km

Explanation:

The formula for the perimeter of a triangle is: S+S+S.

So;

19km+19km+a=57km

a=57km-19km-19km

=19km

Kartben answered Feb 26, 2022

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