1.

Let ABCD be a square of side length 2 units. Let C_1 be the incircle and C_2 be the circumcircle of the square ABCD. If P is a point on C_1 and Q is a point on C_2, the value of (PA^2+PB^2+PC^2+PD^2)/(QA^2+QB^2+QC^2+QD^2) is

Answer»

A) 0.75
B) 1.25
C) 1
D) 0.5

Answer :A


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