Here are the equations of 5 straight lines.
P:y=5x−2 P: y = 5x - 2 P:y=5x−2 Q:y=−5x+3 Q: y = -5x + 3 Q:y=−5x+3 R:y=13x+8 R: y = \frac{1}{3}x + 8 R:y=31x+8 S:y=−13x+1 S: y = -\frac{1}{3}x + 1 S:y=−31x+1 T:y=2x+6 T: y = 2x + 6 T:y=2x+6Write down the letter of the line that is parallel to y=2x−9y = 2x - 9y=2x−9
Write down the letter of the line that is perpendicular to y=15x+4\displaystyle y = \frac{1}{5}x + 4y=51x+4
130 exam-style questions on Eduqas GCSE Maths Perpendicular Lines and the equation of a tangent. Each one has a worked solution and a mark scheme showing where the marks go.