Answer:
Step-by-step explanation:
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Answer: if im not wrong it would be 1583/1000
b = 55°
c = 35°
b° = 180° - (85°+40°) = 180° - 125° = 55°
c° = 180° - (b°+90°) = 180° - (55°+90°) = 180° - 145° = 35°