Page 30 - ACE YR IGCSE A TOP APPR' TO MATHS

11 A line joins the points P(–10, 4) and Q(2, –5).

(a) Find the coordinates of the midpoint of PQ.

[2]

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(b) Find the equation of the line passing through P and Q.

[3]
(c) Another line RS is parallel to PQ passes through the point (1, 3). Write down the equation of this
line RS.

[3]

(d) A perpendicular line to RS passes through (1, 3) and point T on line PQ. Find the coordinates of
point T.

[4]

Cambridge IGCSE
TM
68 Ace Your Mathematics

Chapter 3.indd 68 15/03/2022 10:28 AM