Posted by nora on Saturday, December 10, 2011 at 1:52pm.
two sides of a triangle have lengths 45 inches and 50 inches. How long can the third side be?

geomerty  Steve, Saturday, December 10, 2011 at 2:45pm
any side must be less than the sum of the other two sides.
So, it must be less than 95.

geomerty  Reiny, Saturday, December 10, 2011 at 2:47pm
I could be any number between 5 and 95 inches
let it be x
x+ 45 >50 > x > 5
x+50 > 45  x > 5
50 + 45 > x
x < 95
so x > 5 and x > 5 and x < 95
so 5 < x < 95
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