# Quarter circles Conversion

quarter circle conversion allows you find conversion from quarter circle to other units of angle, and you can find more additional quarter circle information as the following.

### Quarter circles

1/4 circle or quarter circle is equal to 360°/4 = 90°. Plural name is quarter circles.

DefinitionRelation to SI units

≡ 45 °

### Quick Find Conversion

Quarter circles to

### Conversion table

sextantangular milsixth circlerevolutionquarter circleeighth circlearcminutehelf circle
1 67,906.1102109 1 0.1666667 0.6666667 1.3333333 3 600 0.3333333
1.47262153125 × 10-5 1 1.47262153125 × 10-5 2.45436921875 × 10-6 9.817476875 × 10-6 1.963495375 × 10-5 0.0530144 4.9087384375 × 10-6
1 67,906.1102109 1 0.1666667 0.6666667 1.3333333 3 600 0.3333333
6 407,436.6612654 6 1 4 8 21 600 2
1.5 101,859.1653163 1.5 0.25 1 2 5 400 0.5
0.75 50,929.5826582 0.75 0.125 0.5 1 2 700 0.25
0.0002778 18.8628084 0.0002778 4.6296296296296 × 10-5 0.0001852 0.0003704 1 9.2592592592593 × 10-5
3 203,718.3306327 3 0.5 2 4 10 800 1

### Quarter circle Conversion

 1 quarter circle ≈ 101,859.1653163 angular mils= 101,859.16531634= 1018.59 × 102= 1018.59E2= 1018.59e2 1 quarter circle ≈ 5 400 arcminutes= 5,400.00000000= 54 × 102= 54E2= 54e2 1 quarter circle ≈ 324 000 arcseconds= 324,000.00000000= 3240 × 102= 3240E2= 3240e2 1 quarter circle ≈ 90 degrees= 90.00000000= 0.9 × 102= 0.9E2= 0.9e2 1 quarter circle = 2 eighth circles= 2.00000000= 0.02 × 102= 0.02E2= 0.02e2 1 quarter circle = 0.25 full circle= 0.25000000= 25 × 10-2= 25E-2= 25e-2 1 quarter circle ≈ 100 gradians= 100.00000000= 1 × 102= 1E2= 1e2 1 quarter circle = 0.5 helf circle= 0.50000000= 5 × 10-1= 5E-1= 5e-1 1 quarter circle = 1.5707963 radians= 1.57079630= 0.015708 × 102= 0.015708E2= 0.015708e2 1 quarter circle = 0.25 revolution= 0.25000000= 25 × 10-2= 25E-2= 25e-2 1 quarter circle ≈ 1.5 sextants= 1.50000000= 0.015 × 102= 0.015E2= 0.015e2 1 quarter circle = 3 signs= 3.00000000= 0.03 × 102= 0.03E2= 0.03e2 1 quarter circle = 1.5 sixth circles= 1.50000000= 0.015 × 102= 0.015E2= 0.015e2 1 quarter circle = 0.25 turn= 0.25000000= 25 × 10-2= 25E-2= 25e-2 1 quarter circle = 3 twelfth circles= 3.00000000= 0.03 × 102= 0.03E2= 0.03e2

### Legend

SymbolDefinition
exactly equal
approximately equal to
=equal to
digitsindicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …)

Metric system SI

### SI Conversion Table

 1 quarter circles = 1.5707963 radians 2 quarter circles = 3.1415926 radians 3 quarter circles = 4.7123889 radians 4 quarter circles = 6.2831852 radians 5 quarter circles = 7.8539815 radians