Openday UCD

PRIZE PROBLEM 1994





The Solution

by the winner

Miss Josephine Duggan


Manor House School





Rectangle Problem





There is one rectangle in diagram 1.




There are nine rectangles in diagram 2.




How many rectangles are there in diagram 3?






How many in diagram 4?






How many rectangles are there in the general diagram N?





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Revised 7-Mar-1997.