calculate the perimeter of an equilateral triangle with each side 15 CM
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perimeter of equilateral triangle= 3× side
= 3×15=45 cm ...ans
= 3×15=45 cm ...ans
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10
In an equilateral triangle, all sides are equal.
each side = 15 cm
Perimeter = 15+15+15=45cm
each side = 15 cm
Perimeter = 15+15+15=45cm
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