In the figure, AB¯¯¯¯¯∥CD¯¯¯¯¯ and m∠3=130°.
What is m∠6?

Answer:
The measure of angle 6 is m∠6=50°
Step-by-step explanation:
we know that
m∠3+m∠6=180° ----> supplementary angles (interior consecutive angles)
so
we have
m∠3=130°
substitute
130°+m∠6=180°
m∠6=180°-130°=50°