The formula for the surface area of a sphere is $S A = 4 π r^{2}$ $SA = 4pir^2$ If the radius of Mercury is 1550 miles, what is its surface area to the nearest square mile?

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Answer 1 · 2017-05-22T08:35:53

The surface area of Mercury is $19477 {miles}^{2}$ $19477"miles"^2$

$S A = 4 π r^{2}$ $SA = 4 pi r^2$

$r = 1550$ $r = 1550$

$S A = 4 π 1550^{2}$ $SA = 4 pi 1550^2$

$S A = 12.566 \times 1550^{2}$ $SA = 12.566 xx 1550^2$

$S A = 19477.88 {mi}^{2}$ $SA = 19477.88"mi"^2$

The formula for the surface area of a sphere is SA = 4pir^2SA=4πr2SA = 4pir^2 If the radius of Mercury is 1550 miles, what is its surface area to the nearest square mile?