Question

The semi perimeter of an equilateral triangle having each side 20 cm is _____________.

Answer 1

30cm.

Step-by-step explanation:

Semi perimeter of a triangle =1/2×its perimeter

here the perimeter of the equi. triangle = (20×3)=60cm

therefore it's semi perimeter =1/2×60cm.=30cm.

Hope it helps

Answer 2

Answer:

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