1.

A variable straight line AB divides the circumference of the circle x2+y2=25 in the ratio 1:2. If a tangent CD is drawn to the smaller arc parallel to AB, such that ABCD is a rectangle (as shown in the figure), then locus of C and D is

Answer»

A variable straight line AB divides the circumference of the circle x2+y2=25 in the ratio 1:2. If a tangent CD is drawn to the smaller arc parallel to AB, such that ABCD is a rectangle (as shown in the figure), then locus of C and D is






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