UPSC CDS Math Quadrilateral and Polygon Questions
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Question : 41 of 41
Marks:
+1,
-0
AB is a straight line; C and D are points on the same side of AB such that AC is perpendicular to AB and DB is perpendicular to AB. Let AD and BC meet at E.
what is
+
equal to ?
what is
[2014 CDS-I]
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