COMPLETE SOLUTIONS 100% 2023/2024
radian measurement
degrees and fraction
0
0° (1,0)
π/6
30° (√3/2, 1/2)
π/4
45° (√2/2, √2/2)
π/3
60° (1/2, √3/2)
π/2
90° (0,1)
2π/3
120° (-1/2, √3/2)
3π/4
135° (-√2/2, √2/2)
5π/6
150° (-√3/2, 1/2)
π
180° (-1, 0)
7π/6
210° (-√3/2, -1/2)
5π/4
225° (-√2/2, -√2/2)
4π/3
240° (-1/2, -√3/2)
3π/2
270° (0, -1)