Answer:
Step-by-step explanation:
π rad/15 × 180°/π rad = 180/15 = 12°
3π rad/10 × 180°/π rad = 540/10 = 54°
7π rad/12 × 180°/π rad = 1260/12 = 105°
11π rad / 6 × 180°/π rad = 1980/6 = 330°
espero que esto haya ayudado!
