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reflex angle

Posted inClass 9th math NCERT

NCERT, Class 9, Lines and Angles , Chapter–6, Exercise-6.1– Important questions

Q. 1. In the figure, lines AB and CD intersect at O. If angle AOC + angle BOE = 70 degree and angle BOD = 40 degree, find angle BOE…
Posted by The Catalyst Sobha January 22, 2026
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