Question

the radius of a spherical baloon increase from 12 cm to 16 cm as air being pursued into it.Find the ratio of the surface area of the balloons in the 2 cases​

Answer 1

Answer:

Hey mate your answer is here

Step-by-step explanation:

1st case=ratio of surface area= 9:16

2nd case - ration of surface area = 16:9

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