From the adjoining figure, find i. x ii. ∠DAB iii. ∠ADB
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1)from ∆DAB,
3x+10+3x+4+50=180°,
=>6x+64=180°,
=>6x=116°,
=>x=19.33°.
2)<DAB=3x+4=62°.
3)<ADB=3x+10=68°
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