Side BC of DeltaABC is extended on both the sides so that exterior ang – InterviewSolution

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1.	Side BC of DeltaABC is extended on both the sides so that exterior angles angleABD and angleACE are formed. If angleABD=90^(@) and angleACE=130^(@), find the measure of each angle of DeltaABC.
Answer» ANSWER :`angleA=40^(@),angleB=90^(@),angleC=50^(@)`

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