COORDINATE GEOMETRY - CLASS X
● Two perpendicular lines intersecting
at origin are called Coordinate Distance Formula:
axes. ● The distance between two points
P(x1,y1) and Q(x2,y2) is:
𝑃𝑄 = | (𝑥₂ − 𝑥₁)² + (𝑦₂ − 𝑦₁)² |
● The distance of a point from the
origin = | (𝑥)² + (𝑦))² |
● O- Origin
Section Formula:
● The perpendicular distance of a
● The coordinates of a point R(x,y)
point from the y axis is called the x
which divides the line segment
coordinate or abscissa
P(x1,y1) and Q(x2,y2) internally in the
● The perpendicular distance of a
ratio m:n is:
point from the x axis is called the y
coordinate or ordinate.
● A point P in the cartesian plane is
represented as P(x,y) where x = x
coordinate and y = y coordinate
● The coordinates of a point on the
X axis= (x,0)
Y axis= (0,y)
R
where x = and y =
● The coordinates of a point R(x,y)
which divides the line segment
P(x1,y1) and Q(x2,y2) externally in
the ratio m:n is :
● Two perpendicular lines intersecting
at origin are called Coordinate Distance Formula:
axes. ● The distance between two points
P(x1,y1) and Q(x2,y2) is:
𝑃𝑄 = | (𝑥₂ − 𝑥₁)² + (𝑦₂ − 𝑦₁)² |
● The distance of a point from the
origin = | (𝑥)² + (𝑦))² |
● O- Origin
Section Formula:
● The perpendicular distance of a
● The coordinates of a point R(x,y)
point from the y axis is called the x
which divides the line segment
coordinate or abscissa
P(x1,y1) and Q(x2,y2) internally in the
● The perpendicular distance of a
ratio m:n is:
point from the x axis is called the y
coordinate or ordinate.
● A point P in the cartesian plane is
represented as P(x,y) where x = x
coordinate and y = y coordinate
● The coordinates of a point on the
X axis= (x,0)
Y axis= (0,y)
R
where x = and y =
● The coordinates of a point R(x,y)
which divides the line segment
P(x1,y1) and Q(x2,y2) externally in
the ratio m:n is :
