A circle C whose radius is 1 unit, touches the x-axis at point A. The centre Q of C lies in first quadrant. The tangent from origin O to the circie touches it at T and a point P lies on it such that `DeltaOAP` is a right angled triangle at A and its perimeter is 8 units. The length of `QP` isA. `3y=4x`B. `x-sqrt(2)y=0`C. `y-sqrt(3)x=0`D. none of these

A circle C whose radius is 1 unit, touches the x-axis at point A. The

1.	A circle C whose radius is 1 unit, touches the x-axis at point A. The centre Q of C lies in first quadrant. The tangent from origin O to the circie touches it at T and a point P lies on it such that `DeltaOAP` is a right angled triangle at A and its perimeter is 8 units. The length of `QP` isA. `3y=4x`B. `x-sqrt(2)y=0`C. `y-sqrt(3)x=0`D. none of these
Answer» Correct Answer - 1 `AP = AQ+PQ= 1+5//3=8//3` So, slope of OP is `4//3` Hence, equation of OP is `4x-3y=0`.

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