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∠ ABC = 180 - 47 - 22 = 111
Question 9b
Video explanation ↓In the figure, DA = DB = DC. ∠ADC = 138°, ∠BCE = 22° and ∠BAC = 47°.BED and AEC are straight lines.Find ∠ABC. (2 marks)
Answer: 111 °
In the figure, DA = DB = DC. ∠ADC = 138°, ∠BCE = 22° and ∠BAC = 47°.BED and AEC are straight lines.Find ∠ABC. (2 marks)
Answer: 111 °
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∠ ABC = 180 - 47 - 22 = 111