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fgiga [73]
3 years ago
6

Need help with this problem on homework

Mathematics
1 answer:
mylen [45]3 years ago
5 0
The answer is 2x - 2
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Really struggling with this, can someone please help me out and give me a brief explanation? Id seriously appreciate it.
Bogdan [553]

Answer:

314 m²

Step-by-step explanation:

the surface area of a sphere (As) is

As = 4×pi×r²

our radius r (half of the diameter) here is 5m.

As = 4×3.14×5² = 4×3.14×25 = 100×3.14 = 314 m²

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