Surface Area Calculator
Free online surface area calculator. Surface area of common 3D shapes. Accurate and easy to use.
Select Shape
Results
Surface Area
314.1593
Lateral Area
314.1593
Volume (ref)
523.5988
Formula: SA = 4πr²
Step-by-step
SA = 4 × π × 5²
SA = 314.15926535899996
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