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Mathematical calculators Physical calculators Economic calculators Other calculators ☰
Mathematical calculators Physical calculators Economic calculators Other calculators

 

Circle (with radius) - circumference and surface

 

 

C = 2 πr

S = πr2

C = circumference

S = surface area

d = diameter

r = radius

WHAT IS IT ?
Circle is 2-dimensional shape made by drawing a curve that is always the same distance from a center.

 

 

CALCULATION:

Enter unit e.g.: inch

Enter radius

Round to number of decimals places

 

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