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Which test applies?

Exercise and reference answers

Items
  1. Item
    Are these two lines never going to meet?
    Category
    Parallel test
  2. Item
    Compare the two slopes for equality
    Category
    Parallel test
  3. Item
    Do these lines meet at a right angle?
    Category
    Perpendicular test
  4. Item
    Multiply the slopes and look for −1
    Category
    Perpendicular test
  5. Item
    Do these three points lie on one line?
    Category
    Collinearity test
  6. Item
    Compare slope AB with slope BC
    Category
    Collinearity test
Categories
  1. Item
    Parallel test
  2. Item
    Perpendicular test
  3. Item
    Collinearity test

Explanation

Choosing the right condition for the question asked. Source: syllabus Maths, Ch 9 Straight Lines.
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