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bonufazy [111]
3 years ago
8

What is the surface ara of a sphere with a diameter of 16cm

Mathematics
2 answers:
r-ruslan [8.4K]3 years ago
8 0

Answer:

256\pi {cm}^{2}

Step-by-step explanation:

surface area of a sphere=4πr^2

diametre=16

radius =  \frac{diametre}{2}

radius=8

surface \: area \: of \: sphere = 4 \times \pi \times  {8}^{2}

\:  \:  \:  \:  = 4 \times \pi \times 64

\:  \:  \:  \:  = 256\pi {cm}^{2}

avanturin [10]3 years ago
7 0

Answer:

1024pi cm²

Step-by-step explanation:

4pi(16)²

4pi256

1024pi

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