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IrinaK [193]
3 years ago
12

Please help! I'll give brainliest to whom is correct!

Mathematics
1 answer:
olga2289 [7]3 years ago
8 0

Answer:

I THINK IT IS THE LAST ONE

Step-by-step explanation:

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A dome of a building is in the form of a hemisphere from inside it was whitewashed at the cost of rupees 4989.60 if the cost of
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Answer: 249.48\ m^2; 369.168\ m^3

Step-by-step explanation:

Given

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The surface area of dome= 4\pi\ r^2=249.48

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The volume of air in the dome V=\frac{4}{3}\pi r^3

V=\frac{4}{3}\cdot 3.142\cdot (4.45)^3\\V=369.17\ m^3

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