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Puzzle OneTwo poles are shown in the diagram below with a guide wire stretched from the top of each pole to the base of the other. Their heights are 4.5 and 6 metres, and the wires cross at a height h (as shown). What is this height? |
Puzzle TwoIn the numeric jungle below, can you find a path from IN to OUT by avoiding all multiples of 6 squares? (Note: You can also travel diagonally if required.)
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Puzzle ThreeIn the diagram below, the equilateral triangle is divided into two identical equilateral triangles A and C, and two parallelograms B and D which are mirror images of each other. What is the ratio of area D to area A ?
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