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Puzzles of the Week

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Finding the Pieces – 4

The figure on the left has a shaded part in red and an unshaded part. The figure on the right shows how to fill the unshaded part with seven exact copies of the shaded part.

THE CHALLENGE

In these two figures, there is a shaded part and an unshaded part. Find out how many times the shaded part will exactly fit into the unshaded part.