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Shashank Shah

· started a discussion

· 1 Months ago

Please help (Question: 275757.0 )

can any1 tell how did we calculate the radius of smaller circle

Question:

Two circles are placed in an equilateral triangle as shown in the figure. What is the ratio of the smaller circle to that of the equilateral triangle?

  

Options:
A)

π     : 36 3   

B)

π    : 18 3   

C)

π    : 27 3   

D)

π    : 42 3   

Solution:

Ans: (c)

  

RAVI KANT

· commented

· 1 Months ago

calculate the prependicular length of equilateral triangle and then minus the radius of bigger circle which is equal to the 2*1/3of under root3/2 of side of equilateral triangle
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