Page 26 - ACE YR IGCSE A TOP APPR' TO MATHS

(b) Another line is perpendicular to line l. Write down the gradient of line l.

[2]
5 Find the equation of the line that passes through the x-axis at 5 and y-axis at –3.

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[3]

5
6 The line ay + bx = c is parallel to line y = x – 5. The distance PQ is 9 units. Find the values of a, b and
c. 3
y

ay + bx = c
5
y = x – 5
9 units 3
P Q x

[4]

Cambridge IGCSE
TM
64 Ace Your Mathematics

Chapter 3.indd 64 15/03/2022 10:28 AM