WOLFRAM|DEMONSTRATIONS PROJECT

Radians as Percentages

​
θ
π
3
angle θ =
π
3
rad
=
1.0472 rad
The sector is
1
3
of the semicircle.
The arc is
104.72 %
of the radius.
Drag the slider to vary the angle in radians as fractions and multiples of
π
. The Demonstration gives the corresponding sector as fractions and multiples of the semicircle. Radians as decimals give the arc as a percentage of the radius.