Question

Quilt squares are cut on the diagonal to form triangular quilt pieces. The hypotenuse of the resulting triangles are 18 inches long. What is the side length?

Answer 1

can u draw rough figure

Answer 2

do you think it in this way ?

Answer 3

2x^2 =18^2 make squar-roote from both sides

xsqrt2 = 18 divide both sides by sqrt2

x = 18/sqrt2 rationalize the denominator

x = 18sqrt2 / 2

x = 9sqrt2