# How do you use the Pythagorean Theorem to determine if the three sides are a right triangle: 10 cm, 49.5 cm, 50.5 cm?

${\left(50.5\right)}^{2} = {\left(10\right)}^{2} + {\left(49.5\right)}^{2}$
$2550.25 = 100 + 2450.25 = 2550.25$