CHAPTER 10
98 EXEMPLAR PROBLEMS • The sum of either pair of opposite angles of a cyclic quadrilateral is 180º, • If the sum of a pair of opposite angles of a quadrilateral is 180º, the quadrilateral is cyclic. (B) Multiple Choice Questions Write the correct answer : Sample Question 1: In Fig. 10.1, two congruent circles have centres O and O′. Arc AXB subtends an angle of 75º at the centre O and ...
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