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Proportionality

Source: Matryoshka Dolls - dapetheape/iStock/Getty Images

Proportion

A boy looking at a mirror where the perspective makes him look like his arm is much larger than it actually is.

Source: Boy - Imgorthand/iStock/Getty Images

 

Lesson Goals

  • Define the term proportional in a mathematical sense.

Source: Gears - Hilch/iStock/Getty Images Plus

 

Try This!

A certain orange colour requires a paint mix of \(4\) parts yellow with \(3\) parts red.

Four cans of yellow paint and three cans of red paint mixing to give an orange colour.

Think about this problem, then move on to the next part of the lesson.

Source: Paint - dezin100/iStock/Getty Images

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