Question

a piece of wire is bent in the shape of an equilateral triangle of each side 13.2 cm It is we went to form a circular ring what is the diameter of the Ring​

Answer 1

perimeter of equilateral triangle= perimeter of circle

3a=2\pi r

3*13.2=2*22/7*r

r= 3*13.2*7/22*2

r=3*0.6*7/11

r=12.6/11

r=2.28 cm

Answer 2

Step-by-step explanation:

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