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Please answer both questions​

Please answer both questions​
177k views
4 votes
Please answer both questions​

Please answer both questions​-example-1
User Dmytro Sadovnychyi
by
7.6k points

1 Answer

4 votes

Answer:

$24.63

Explanation:

Surface area of a sphere = 4πr²

Surface area of the sphere

= 4π7²

= 196π

= 615.752... cm²

The total cost

= 0.04 × 615.752...

= $24.63 (rounded to the nearest hundredth)

User Pascscha
by
9.3k points
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