1.

3. In the adjoining figure, AOB is a straight line.Find the value of x. Hence, find ZAOC, ZCODand ZBOD(x+A0

Answer»

AOB is straight lineso 3x+7+2x-19+x=1806x=192so x=32so AOC=3x+7=103COD=2x-19=45BOD=x=32



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