Question

each side of an equilateral triangle is 10 centimetre. if its perimeter is equal to the perimeter of a square,find the side of a square.​

Answer 1

Answer:

7.5 cm is the answer.

Step-by-step explanation:

Perimeter of a equilateral triangle is = 10cm × 30cm

Perimeter of a square = 30cm

Therefore , Side of a square = 30÷4 = 7.5

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Answer 2

Answer:

Step-by-step explanation:

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side of an equilateral triangle = 10cm

.: perimeter of equilateral triangle = 3*10cm = 30cm

.: given that,

perimeter of equilateral triangle = perimeter of square

30cm = 4*s

.: side of square = 30cm/4

.: side of square = 7.5cm