Question

The circumference of two circles are in the ratio 3:4.what is the ratio of their areas

Answer 1

c1:c2=3:4

c1/c2 = 3/4

2πr/2πR=3/4

r/R=3/4

A1/A2=πr²/πR²

=r²/R²

=(3/4)²

=9/16

A1:A2=9:16

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Answer 2

Answer:

c1:c2=3:4

c1/c2 = 3/4

2πr/2πR=3/4

r/R=3/4

A1/A2=πr²/πR²

=r²/R²

=(3/4)²

=9/16

A1:A2=9:16

Step-by-step explanation: