Math, asked by tainyjaingmailcom, 1 year ago

The surface area of a sphere is 2464cm². If its radius be doubled,what will be the surface area of the new sphere?

SunilChoudhary1: 19712

tainyjaingmailcom: 9856

SunilChoudhary1: u r right

Answers

Answered by careerheights

2

surface area of sphere = 4πr^2
now radius = 2r
so s.area= 4π *(2r^2)
so surface area becomes 4 times the previous area

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