Locus
Locus: Overview
This Topic covers sub-topics such as Locus of a Point and Equation of Locus
Important Questions on Locus
From the point on the circle , a chord is drawn and extended to a point such that . The equation of the locus of is

The equation of the locus of the points equidistant from the points and is

A line segment of fixed length units moves so that its ends are on the positive axis and on the part of the line which lies in the second quadrant. Then, the locus of the mid-point of the line has the equation

A point moves so that the sum of squares of its distances from the points and is . Let be the locus of which intersects the -axis at the points and and the axis at the points and . Then the area of the quadrilateral is equal to

Find the locus of centroid of triangle with , and and .

The locus of mid-points of the perpendiculars drawn from points on the line to the line is

The locus of the mid-point of the portion of a line of constant slope '' between two branches of the rectangular hyperbola is


are two points. The locus of which moves such that is

Let be three points. If is a point satisfying the condition , then a point that lies on the locus of is

From a point on the circle , a chord is drawn and it is extended to a point such that . Then the locus of is

If the perimeter of a triangle is and two of its vertices are and , then the locus of the third vertex is
tions:

Suppose and are the mid points of the sides and of a triangle where and are vertices. Then the locus of satisfying is

A stick of length units slides with its ends on coordinate axes. Then the locus of the midpoint of the stick is a curve whose length is

If lies on the line and lies on and then the mid point of lies on the curve

A variable line through meets the curve at and . is a point on such that are in . The minimum distance of the origin from the locus of is

A line segment of length sliding with ends on the axes, then the locus of the middle point of the line segment is

and are two arithmetic progressions with common differences and respectively. If and are the arithmetic means of and respectively, then the locus of is

Find the locus of the point which is at units distance from the point

Write the equation to represent the locus of the points that is equidistant from the points and .
