Question: where is one radian on the unit circle

title: Radian
text: π 3 rad = π 3 ⋅ 180 ∘ π = 60 ∘ ( \ displaystyle ( \ frac ( \ pi ) ( 3 ) ) ( \ text ( rad ) ) = ( \ frac ( \ pi ) ( 3 ) ) \ cdot ( \ frac ( 180 ^ ( \ circ ) ) ( \ pi ) ) = 60 ^ ( \ circ ) )