Math, asked by kajalaggarwal81, 9 months ago

an equilateral triangle shaped wire with side 13.2cm is rebent to form a circular ring . find the radius of the ring so formed​

Answers

Answered by abhinavsingh128
2

Answer:

radius of the circle is 6.3cm

Answered by mhanifa
12

Answer:

6.3 cm

Step-by-step explanation:

Side of triangle= 13.2 cm

Perimeter of triangle= 3*13.2 cm= 39.6 cm

Perimeter of circle perimeter of triangle = 2πr=39.6 cm

  • r=39.6/2π = 6.3 cm

Answer: radius of ring is 6.3 cm

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