Mathematics
The point P is the foot of perpendicular from A(-5, 7) to the line 2x - 3y + 18 = 0. Determine :
(i) the equation of the line AP
(ii) the co-ordinates of P
Related Questions
(i) Write down the equation of the line AB, through (3, 2) and perpendicular to the line 2y = 3x + 5.
(ii) AB meets the x-axis at A and the y-axis at B. Write down the co-ordinates of A and B. Calculate the area of triangle OAB, where O is the origin.
The line 4x - 3y + 12 = 0 meets the x-axis at A. Write the co-ordinates of A.
Determine the equation of line through A and perpendicular to 4x - 3y + 12 = 0.
Th points A, B and C are (4, 0), (2, 2) and (0, 6) respectively. Find the equations of AB and BC.
If AB cuts the y-axis at P and BC cuts the x-axis at Q, find the coordinates of P and Q.
Match the equations A, B, C and D with the lines L1, L2, L3 and L4, whose graphs are roughly drawn in the given diagram.
A ≡ y = 2x;
B ≡ y - 2x + 2 = 0;
C ≡ 3x + 2y = 6;
D ≡ y = 2
