Question

MATHEMA
Prove that the tangents drawn at the ends of a diameter of a circle are parallel.
Prove that the perpendicular at the point of​

Answer 1

Answer:

Let AB be a diameter of the circle.

Two tangents CD and EF are drawn at points A and B respectively.

Radius drawn to these tangents will be perpendicular to the tangents.

Since alternate interior angles are equal, lines CD and EF will be parallel.