In Home Economics, Mr Rajan gives each pair of pupils two square felt patches, of sides 16 cm and 8 cm. The smaller patch is placed over one corner of the bigger patch, as shown. The part of each patch not covered by the other is shaded. How much bigger is the shaded part of the 16 cm patch than the shaded part of the 8 cm patch?
Opening the drawing…
MathBrush is being tested with a few parent groups, and every solution on the site is open to them. If you were given a code, it goes in once and this device remembers it. 65 worked examples are free to everyone without one.