plz solve this question
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angle B =angle A..right angle
angle O=angle O..common angle/vertically opposite
angle D=angleC ..alternate angles
triangle OAD=triangle OBC
ob=oa..c.s.c.t.
CD bisect .AB ...proved
angle O=angle O..common angle/vertically opposite
angle D=angleC ..alternate angles
triangle OAD=triangle OBC
ob=oa..c.s.c.t.
CD bisect .AB ...proved
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