Question

If two chords of lenghts 2 a each, of a circle of radius
R, intersect each other at right anglies then the distance
of their point of intersection from the centre of the
circle is.
2 2/R² - a²
(B) 12(R2-a?
(3)
) 4/(RP-a?)
(4) 2 (R?-a)​

Answer 1

Answer:

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