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The surface area of a sphere is 16 square units. The radius of the sphere measures______units.
2
8
4

Respuesta :

CrazyRiGuy

Answer:

it is about 1.13 so the closest would be letter A.

Step-by-step explanation:

[tex]A=4\pi r^{2}[/tex] We plug it into this formula

[tex]r=\frac{1}{2} \sqrt{\frac{A}{\pi } } =\frac{1}{2} *\sqrt{\frac{16}{\pi } }[/tex] This gives us ≈1.12838

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