Question

the surface area of a sphere is 3844m . find the radius of the sphere .
$3844m$
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Answer 1

$\huge\mathbb{A~N~S~W~E~R}$$<b><i>$

We know that surface area of sphere = 4πr^2

$4\pi {r}^{2} = 3844 \\ \\ 4 \times \frac{22}{7} \times {r}^{2} = 3844 \\ \\ {r}^{2} = \frac{3844 \times 7}{22 \times 7} \\ \\ {r}^{2} = 305.77 \\ \\ r = \sqrt{305.77} \\ \\ r = 17.49 \: m$

${\large\color{Red}{Answer~is~ 17.49~m~. }}$

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