Find the semi perimeter of a triangle whose sides are a, 2a and 3a.
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Step-by-step explanation:
semi perimeter of =a+2a+3a/2
=6a/2
=3a
Answered by
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Answer:
semiperimeter = (a+2a+3a)/2=6a/2=3a
the semi perimeter of a triangle whose sides are a, 2a and 3a is 3a
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