Mathematics, 18.11.2020 15:20, jbug6780

Donald plays with his wood cubes and decides to make pyramids Pyramid 1:3 cubes pyramid 2:6 cubes pyramid 3:10 cubes
He carries on with his pyramids and labels following the same pattern
P1,p2,p3
a)after making p4,Donald realises that he only has 12 cubes left. How many more cubes would he need to make p5?
b)work out the number of cubes needed to make p10

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Donald plays with his wood cubes and decides to make pyramids Pyramid 1:3 cubes pyramid 2:6 cubes p...