half of the perimeter of an equilateral triangle is 18 cm.construct the triangle
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that is the answer. I think so
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half perimeter is 18cm
•°• total perimeter = 36cm
all sides of equilateral triangle are equal
•°• each side = 36÷3
=12cm
•°• total perimeter = 36cm
all sides of equilateral triangle are equal
•°• each side = 36÷3
=12cm
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