If is the origin and are the tangents from the origin to the circle , then circumcenter of the triangle is |
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a) |
b) |
c) |
d) |
If is the origin and are the tangents from the origin to the circle , then circumcenter of the triangle is |
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a) |
b) |
c) |
d) |
(b)
Clearly, is cyclic quadrilateral, then circumcircle of passes through the point
For this circle, is diameter, then centre is midpoint of which is