Circle & Sphere
Math
Diameter14
Circumference43.98
Circle area153.94
Sphere volume1,436.76
About the Circle & Sphere calculator
Use this free Circle & Sphere calculator. Enter radius and it shows diameter, circumference, circle area, sphere volume instantly. With the default values, the diameter comes to 14.
How the Circle & Sphere calculation works
Circumference = 2πr, circle area = πr², sphere volume = 4/3 πr³.
Tip: Doubling the radius quadruples the area and multiplies sphere volume by eight.
Frequently asked questions
What does the Circle & Sphere calculator do?
It takes radius and instantly calculates diameter, circumference, circle area, sphere volume.
Is the Circle & Sphere calculator free?
Yes. It is free, needs no signup and runs in your browser, so your numbers are not stored.
Which currency does it use?
Amounts are plain numbers, so use any currency consistently.
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