Answer
a. No because $16^{2}$+$48^{2}$$\ne50$
b. No because any right triangle can have the sides substituted into the pythagorean theorem.
Work Step by Step
$a^{2}$+$b^{2}$= $c^{2}$
$16^{2}$+$48^{2}$=$50^{2}$
$256+2304\ne2500$
$2560\ne2500$
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