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The sides of a triangle are 7, 12, and x. What are all possible values of x?

 Jun 7, 2022
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By the Triangle inequality

 

7 + 12 >  x              and      7 + x  > 12

 

19 > x                                 x > 12 - 7

 

x < 19                                 x > 5

 

So the possible values of  x  are         5  < x < 19

 

 

 

cool cool cool

 Jun 7, 2022

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