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A rectangular 12x20 waffle is divided into 1x1 squares. An ant crawls along a straight path from one corner to the opposite corner. How many squares of the waffle does the ant cross through?

 Nov 3, 2019
 #1
avatar+105238 
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Lay out a  rectangle with  a width of 5  and a height of  3

 

As shown here :  https://www.desmos.com/calculator/qnelrpyogs

 

The ant will cross 7  distinct squares

 

So....in a  rectangle with a width of 20  and a height of 12......the ant will cross 4 times as many squares  = 28

 

 

cool cool cool

 Nov 3, 2019

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