SOLUTION: the sum of the sides of two polygons is 9 and the sum of its diagonals is 7. find the number of sides of each polygon

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Question 1085850: the sum of the sides of two polygons is 9 and the sum of its diagonals is 7. find the number of sides of each polygon
Answer by ikleyn(52776) About Me  (Show Source):
You can put this solution on YOUR website!
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A quadrilateral and a pentagon.

The solution does exist and is unique.

This condition "the sum of the sides of two polygons is 9" is EXCESSIVE, is not used in the solution and does not influence to the solution.