C-08-Q195mediumsingle_mcq
To draw a tangent at point on a circle with centre , one constructs—
To draw a tangent at point on a circle with centre , one constructs—
- aa line parallel to
- ba perpendicular to at
- ca perpendicular to at
- da circle through
ব্যাখ্যা
A tangent is perpendicular to the radius at the point of contact, so the tangent at is constructed as the perpendicular to erected at .