The radius of a sphere measures 2 units. What is its surface area? S = 4nr2 S = 4n(2)2 Surface area = 16 square units
1 answer:
Answer:
50.24 sq. units
Step-by-step explanation:
S = 4πr² = 4×3.14× 2² = 3.14 × 16 = 50.24 sq. units
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