3 years ago

Really struggling with this, can someone please help me out and give me a brief explanation? Id seriously appreciate it.

Mathematics

1 answer:

Bogdan [553]3 years ago

8 0

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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