Question

. A wire is in the form of equilateral triangle of side6.6 cm rebent to form a ring. find the diameter of ring.




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Answer 1

Step-by-step explanation:

perimeter of equilateral triangle = perimeter ring

19.8cm = 2x pi x r

19.8 = pi x d

d = 19.8/3.14

d= 6.3 cm