Question

You have one x2-block and 2n x-blocks (where n is a positive whole number). How many 1-blocks do you need to form a square? What are the dimensions of the square? Express your answer in terms of n.

Answer 1

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Answer 2

If you have one x2-block and 2n x-blocks, you need to add (2n)^2 1-blocks to form a square. The dimensions of the square will be (x2-block + 2n x-blocks) x (x2-block + 2n x-blocks) = (2n+2) x (2n+2) = (2n + 2)^2.