Question

mim ajudem por favor...

Answer 1

$x^{2}$=$6^{2}$+$8^{2}$
 $x^{2}$=36+64
 $x^{2}$=100
 x=$\sqrt{100}$ =10

Answer 2

a*=b*+c*
x*=6*+8*
x*=36+64
x=r 100
x=10
alternativa (a)