Which of the following sets of numbers could not represent the three sides of a right triangle? \{48,55,73\}{48,55,73}
\{42,56,70\}{42,56,70}
\{39,80,89\}{39,80,89}
\{10,23,26\}{10,23,26

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field