Math, asked by chiranjeevi90, 9 months ago

the ratio of radii of two spheres is 2:3 find the ratio of their surface areas

Answers

Answered by Sakib874

1

Answer:

4:9

Step-by-step explanation:

Areas are pie r square but pie cancelled and r square is 4:9

Answered by Madxsam

1

Answer:

4:9

Step-by-step explanation:

Surface area = 4πr^2

then 4:9

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