Question

prove that tangent at a point of circle is perpendicular to the radius of the point of contact

Answer 1

we know tangent to a vircle is perpendicular so it formas a right angled triangle with the centre point of tangency and other part of tangent ,by pythagoras thrm hypothenusesqare =radius sqare+side sqare and you will get lhs equal to rhs

Answer 2

Answer:

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