Exercise 11.3
(1.) If numerical value of the circumference and the area of the given circle are equal, then what is the diameter
Answers
Answered by
2
Circumference = Area
=> 2*pi*r = pi*r*r
=> pi*r*(2-r) = 0
Either r= 0 or r=2
r=0 is not possible hence r=2
Thus diameter is 4
=> 2*pi*r = pi*r*r
=> pi*r*(2-r) = 0
Either r= 0 or r=2
r=0 is not possible hence r=2
Thus diameter is 4
Similar questions