A piece of wire is bent in the shape of an equilateral triangle of side 132cm. If it is rebut to
form a circular ring. What is the radius of the ring.
please answer fast with full explanation
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63 cm.
Step-by-step explanation:
Length of one side of triangle=132cm.
Total length=3*132cm =396cm.
Total length of wire=396cm
Circumference=Total length of wire
Circumference =396cm.
396cm=2*π*r
396cm=2*(22/7)*r
r= (396*7)/44
r= 63cm
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