the area of three circle are in the ratio 4 : 9 :25 find the ratio of their radious
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Answer:We know that Area of circle is given as
A= π(r)^2
That implies,,Area is is directly proportional to the square of Radius
A ~ (r)^2
Or. Vice versa as ,, Radius is square root of Area
R ~ √(A)
R1:R2:R3 = √A1:√A2:√A3
R1:R2:R3= √4:√9:√25
R1:R2:R3= 2:3:5
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