Protractors are often used to measure angle

Convert Revolutions to Circles

Convert from revolutions to circles with this simple formula:
circles = revolutions × 1
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1 Revolution = 1 Circles

Learn How to Convert Revolutions to Circles Using our Conversion Formula

Converting a revolution angle measurement to a circle measurement involves multiplying your angle by the conversion ratio to find the result. A revolution is equal to 1 circles, so to convert simply multiply by 1.

For example, 5r = (5 × 1) = 5cir.

Revolutions and circles are both units used to measure angle. Learn more about angle and find more angle measurement conversion calculators. A revolution is an angle measurement and can be abbreviated as r, for example 1r. A circle is an angle measurement and can be abbreviated as cir, for example 1cir.

A circle is the equivalent of 1 revolution around a circle, or 360°.

revolutions and circles are units used to measure angle
Convert Circles to Revolutions

More Angle Conversions

Convert to Degrees Angle
1r is equal to 360 degrees
Convert to Radians Angle
1r is equal to 6.283185 radians
Convert to Grad Angle
1r is equal to 400 grad
Convert to Mils Angle
1r is equal to 6,400 mils

Revolution Measurements and Equivalent Circle Conversions

Common revolution values converted to the equivalent circle value
Revolutions Circles Revolutions Circles Revolutions Circles
1 1 21 21 41 41
2 2 22 22 42 42
3 3 23 23 43 43
4 4 24 24 44 44
5 5 25 25 45 45
6 6 26 26 46 46
7 7 27 27 47 47
8 8 28 28 48 48
9 9 29 29 49 49
10 10 30 30 50 50
11 11 31 31 51 51
12 12 32 32 52 52
13 13 33 33 53 53
14 14 34 34 54 54
15 15 35 35 55 55
16 16 36 36 56 56
17 17 37 37 57 57
18 18 38 38 58 58
19 19 39 39 59 59
20 20 40 40 60 60