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In the Figure lfloorX = 62^(@),lfloorXYZ...

In the Figure `lfloorX = 62^(@),lfloorXYZ=54^(@).` If YO and ZO are the bisectors of `lfloorXYZandlfloorXZY` respectively of `DeltaXYZ," find " lfloorOZYandlfloorYOZ`.

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The correct Answer is:
`121^(@)`
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