Fig. 10.12Fig. 10.13In Fig. 10.13, XY and X'Y' are two parallel tangen – InterviewSolution

1.	Fig. 10.12Fig. 10.13In Fig. 10.13, XY and X'Y' are two parallel tangents to a circle with centreanother tangent AB with point of contact C intersecting XY at A and X'Y' at Bthat AOB = 90°
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