Question
(a) Write down the co-ordinates of A.
( ………………… , ………………….)
(b) Find the equation of line l in the form y=mx+c.
y = ………………………………………..
(c) Write down the equation of the line parallel to line l that passes through the point B.
…………………………………………
(d) C is the point (8, 14).
(i) Write down the equation of the line perpendicular to line l that passes through the point C.
…………………………………………
(ii) Calculate the length of AC.
…………………………………………
(iii) Find the co-ordinates of the mid-point of BC.
( ………………… , ………………….)
Answer/Explanation
(a) (5, 6)
\(y=-\frac{4}{5}x+3\)
(c)\(y=-\frac{4}{5}x-2\)
(d)(i)\(y=\frac{5}{4}x+4\)
(ii) 8.54 or 8.544…
(iii) (4, 6)