Sponsor Area
Sequences And Series
Question
The co-ordinates of the mid-point C of a line segment AB are (-1, -2, 1). If the co-ordinates of point A are (2, 1, -3), find the co-ordinates of B.
Solution
Let the co-ordinates of the other end B be 
∴ co-ordinates of mid-point of line segment
AB are 
Hence, point B is (-4, -5, 5)
Some More Questions From Sequences and Series Chapter
Find the octant in which the following points lie:
A (-3,1, 2), B (-3, 1, -2), C (-3, -1,-2), D (3, -1, -2) and E (3,1, 2).
A (-3,1, 2), B (-3, 1, -2), C (-3, -1,-2), D (3, -1, -2) and E (3,1, 2).
A point lies on the x-axis at a distance of 5 units towards OX'. What are its co-ordinates?
A point lies on z-axis at a distance of 3 units in the direction OZ. Write its co-ordinates.
A point lies on y-axis and is at a distance of 4 units in the direction OY'. Write its co-ordinates.
A point lies on XY-plane with distances 4 units along OX and 3 units along OY. Write its co-ordinates.
A point lies on YZ-plane with distances 4 units along OY and 5 units along OZ'. Write its co-ordinates.
A point lies on ZX-plane with distances 3 units along OX' and 5 units along OZ'. Write its co-ordinates.
Find the perpendicular distance of point A (-3, 2, -4) from:
(a) ZX-plane (b)XY-plane (c) YZ-plane.
(a) ZX-plane (b)XY-plane (c) YZ-plane.
Sponsor Area
Mock Test Series
Mock Test Series