Как известно 180° = π рад, т.е. 1° = π/180.
45° = 45 · π/180 = π/4;
36° = 36 · π/180 = π/5;
15° = 15 · π/180 = π/12;
160° = 160 · π/180 = 8π/9;
300° = 300 · π/180 = 5π/3.
Как известно 180° = π рад, т.е. 1° = π/180.
45° = 45 · π/180 = π/4;
36° = 36 · π/180 = π/5;
15° = 15 · π/180 = π/12;
160° = 160 · π/180 = 8π/9;
300° = 300 · π/180 = 5π/3.