Задача.............#2.........

Question

Задача.............#2.........

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Answer 1

∠CBA=180-150°=30°⇒∠CAB=90°-30°=60°⇒∠CAD=∠CAB/2=30°⇒ 
∠ADC=90°-30°=60°

Ответ: ∠CAD=30°; ∠ADC=60°