Question

me ajudem aí Pfvr urgente ​

Answer 1

$\large\boxed{\begin{array}{lr}x {}^{2} = 120 {}^{2} + 90 {}^{2} \\ x {}^{2} = 14400 + 8100 \\ x {}^{2} = 22500 \\ x = \sqrt{22500} \\ \boxed{x = 150 \: m} \\ \\ \boxed{resposta \: → \: 150 \: m}\end{array}}$