Consider the following statements.
. The converse of Ptolemy's Theorem isn't always true.
. If a trapezium [a convex quadrilateral with at least one pair of sides parallel] is cyclic, then its legs are always equal.
. The lowest value of a power of a point is .
Which of these are correct?
This problem is from the set "MCQ Is Not As Easy As 1-2-3". You can see the rest of the problems here.