Question

find the perimeter of an equilateral triangle having an area equal to 110.72 sq cm ​

Answer 1

Area of triangle=½×b×h

here b=h (because it is a equilateral triangle)

110•72=½×b²

221•44=b²

b=14•8cm

Perimeter=14•8+14•8+14•8

=44•4cm

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