The circumference of two circles are in the ratio 1:3.Find the ratio of their areas.
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Answered by
1
the ratio of their areas. is 2πr/2πr
x/3x
1:3
x/3x
1:3
Skthebest:
the answer is not right
Answered by
2
9/1 is ratio of area's
2πR/2πr=3/1
R/r=3/1
R=3r
πR^2/πr^2
(R/r)^2
9/1
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2πR/2πr=3/1
R/r=3/1
R=3r
πR^2/πr^2
(R/r)^2
9/1
mark this as brainliest answer
start following me
thank u so much
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