circle:chord and arc maharashtra board std 8
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Step-by-step explanation:
In sectors AOD and BOC
OA=OB
OD=OD
They er radii of same circle
and, AngleAOD=Angle BOC( Vertically opposite angle)
By SAS congruency,
SECTOR AOD=SECTOR BOC
So, arc AD=arc BC (CPCT)
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