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What is the surface area of a sphere with radius 2?
O A. 27 units2
O B. 41 units2
C. 87 units2
D. 167 units2
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Respuesta :

[tex]\textit{surface area of a sphere}\\\\ SA=4\pi r^2~~ \begin{cases} r=radius\\[-0.5em] \hrulefill\\ r=2 \end{cases}\implies \begin{array}{llll} SA=4\pi (2)^2\implies SA=16\pi \\\\\\ SA\approx 50.27 \end{array}[/tex]

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