If the surface area of a sphere is 22176 sq.cm than find it's radius.
2 answers:
Answer:
3,531
Step-by-step explanation:
22,176 cm2 ÷ pie 3.14 = 7062
7062 ÷ 2 = 3531 radius
the surface area of a sphere: 4πr²
22176 = 4πr²
r² = 22176/4π
r = 42 cm
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