Question

Calcule o coeficiente angular das seguintes retas:

Answer 1

a) A(0,2) B(3,5)

$\mathsf{m=\dfrac{5-2}{3-0}=\dfrac{3}{3}=1}$

b)

$\mathsf{m=\tan(150^{\circ})=-\dfrac{\sqrt{3}}{3}}$