GRADE 11 · MATHEMATICS · TOPIC 9

Straight Lines and Conics

The gradient of a straight line measures change in y per change in x.

CONCEPT EXPLAINED

Understand the concept

The gradient of a straight line measures change in y per change in x.

SOLVED EXAMPLE

Slope through (1,2),(3,6)

  1. Step 1: (6−2)/(3−1)=4/2.

Final answer: 2

PRACTISE YOURSELF

Slope through (0,0),(2,6)

Show the answer

3

Try another similar question and explain each step aloud. Refer to your school syllabus for topic level and notation.