Question

Cuanto mide la hipotenusa?

Answer 1

${h}^{2} = {c}^{2} + {c}^{2} \\ {h}^{2} = {12}^{2} + {9}^{2} \\ {h}^{2} = 144 + 81 \\ {h}^{2} = 225 \\h = \sqrt{225} \\ h = 15$

Espero q te sirva