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An equilateral triangle circumscribes all the six circles, each with a radius of 1 cm. What is the perimeter of the equilateral triangle?
  • a)
    6(2+√3)cm
  • b)
    3(√3+ 2) cm
  • c)
    12(√3 +4)cm+4) cm
  • d)
    None of the above
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
An equilateral triangle circumscribes all the six circles, each with ...
DE = GH = 4, ∠ADG = 60°
Then from 30 - 60 - 90 theorem
AB = AG+GH+BH
Then perimeter of △ABC = 3 ×
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An equilateral triangle circumscribes all the six circles, each with a radius of 1 cm. What is the perimeter of the equilateral triangle?a)6(2+√3)cmb)3(√3+ 2) cmc)12(√3 +4)cm+4) cmd)None of the aboveCorrect answer is option 'A'. Can you explain this answer?
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