Stage: 4 Challenge Level: 
Work out the areas of the different parts of the picture
below.
Can you work out any of the areas in different ways?
Can you work out any of the areas in different ways?
Rotations. Long problems. Manipulating algebraic expressions/formulae. Mathematical reasoning & proof. Reflections. Interactivities. Factorisation (algebraic). Trapezia. Pythagoras' theorem. Formulae.
Published November 2001.
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