Mrs Lim irons two square handkerchiefs, of sides 24 cm and 15 cm, on the same board. She lays the smaller one over one corner of the bigger one, as shown. The part of each handkerchief not covered by the other is shaded. How much bigger is the shaded part of the 24 cm handkerchief than the shaded part of the 15 cm handkerchief?
Opening the drawing…
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