Question

what is tangent and secant

Answer 1

a straight line that cuts a curve in two or more parts Secant.  of a line or plane touching, but not intersecting, a curve or curved surface Tangent .
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Answer 2

Secants And Tangents. A secant is a line that intersects the circle in two different points and a tangent is a line that intersects the circle in exactly one point, called the point of tangency

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