Question

Necesito ayuda porfavor

Answer 1

Respuesta:

${6}^{2} + 8 {}^{2} = {x}^{2} \\ 10 = x$

$E = 2 \sin( \alpha ) + \cos( \alpha ) \\ E = 2( \frac{6}{10} ) + \frac{8}{10} \\ E = \frac{12}{10} + \frac{8}{10} \\ E = \frac{20}{10} \\ E = 2$