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A box contains a collection of triangular and square tiles. There are 25 tiles in the box, containing 84 edges total. How many square tiles are there in the box?
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2 votes
A box contains a collection of triangular and square tiles. There are  25

 tiles in the box, containing  84  edges total. How many square tiles are there in the box?

User Tilly
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2 Answers

2 votes
The answer is 9 because triangles have 3 edges and squares have 4 so you would do 3a+4b= 84 and get the answer nine

User Sylvio LeBlanc
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7.9k points
5 votes
there are 9 squares,which is 36 edges, and 16 triangles, which is 48 edges. 
User Felleg
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8.9k points
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