Ответ:
110°
Объяснение:
ΔAEK
∠KBE = 40°
∠BEK = 70°
∠BKE=180 - 40-70 = 70°
∠BKD = 180 - 70 = 110°
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Answers & Comments
Ответ:
110°
Объяснение:
ΔAEK
∠KBE = 40°
∠BEK = 70°
∠BKE=180 - 40-70 = 70°
∠BKD = 180 - 70 = 110°