Question

СРОЧНО ПОМОГИТЕ! номер 1195

Answer 1

∠AOE+∠EOD+∠DOB = 180 °;
∠AOE+∠DOB = 180° - ∠DOE;
∠DOE = 80°;
∠AOE+∠DOB = 180° - 80° = 100°;
∠AOE = ∠DOB = 100°
∠AOE = 100/2 = 50 °

Ответ: 50°