Which of the following lists the no. of points at which a circle can intersect a square ? Choose the correct choice
A) 2 & 8 only
B) 2, 4 & 8 only
C) 2, 4, 6 & 8 only
D) 1, 2, 3, 4, 6 & 8 only
E) 1, 2, 3, 4, 5, 6, 7 & 8 only
Soln:   Tangent intersects the circle at exactly one point ,All the points are possible.   1, 2, 3, 4, 5, 6, 7 &amp; 8 only   ANSW1, 2, 3, 4, 5, 6, 7 &amp; 8 onlyR:1, 2, 3, 4, 5, 6, 7 &amp; 8 only
<result>E</result>
Which of the following lists the no. of points at which a circle can intersect a square ?