A line joining a vertex of a triangle to the mid point of the opposite side is called __________.
Median
Centroid
Midpoint
None of these
The equation of the line through (4,-3) parallel to y+2x = 7 is.
y-2x = 5
y+2x = 5
y-2x = -5
The gradient of a line which is perpendicular to one with gradient
In the equation of the line y= mx+c where m and c are constants,c is called ___________.
x- intercept
y- intercept
x- coordinate
y-coordinate
Equation of the straight line passing through the point (3,-2) with gradient -5/8 is.
8y = -5x-1
8y = -5x+1
8y = 5x-1
8y = 5x+1
The length of the line segment joining the points(-3,2) and (1,-1) is.
3
4
5
6
Two lines with gradient m1 and m2 are perpendicular if.
m1m2 = -1
m1m2 = 1
m1- m2 = -1
m1/m2 = -1
The two lines with gradient m1 and m2 are parallel if.
m1+m2 = 0
m1 = m2
m1 = 1/m2
The equation of the line joining the points (1,4) and (3,10) is.
y = 3x-1
y = 3x+1
y = -3x-1
The co-ordinates of the midpoints of the line segment joining the points (2,11) and (6,15) are.
(8,26)
(6,13)
(4,11)
(4,13)
