3.1.5

Conversion Graph

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Conversion Graphs

Straight line graphs can be used to convert between different units of measurement.

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Drawing conversion graphs

  • Conversion graphs can be constructed from tables of two different units of the same measurement.
  • The table above shows several distances measured in miles and the same distance measured in kilometres.
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Drawing conversion graphs 2

  • To draw the conversion graph for kilometres-miles, plot these values on a graph.
  • Draw a straight line from the origin that connects all of the points.
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Using conversion graphs

  • To use the conversion graph, draw a line from the value you want to convert to the conversion line.
  • Converting 7 miles gives approximately 11 km and vice versa.

Jump to other topics

1Proof

2Algebra & Functions

2.1Powers & Roots

2.2Quadratic Equations

2.3Inequalities

2.4Polynomials

2.5Graphs

2.6Functions

2.7Transformation of Graphs

2.8Partial Fractions (A2 Only)

3Coordinate Geometry

4Sequences & Series

5Trigonometry

6Exponentials & Logarithms

7Differentiation

8Integration

9Numerical Methods

10Vectors

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