In the diagram below, the two vertical segments are parallel. What is the total number of degrees in angles $a, b, c, d$? [asy]
draw((5,1)--(5,7));
draw((10,1)--(10,7));
draw((1,6)--(14,2));
label("$a$",(5,5),NW);
label("$b$",(5,9/2),SE);
label("$c$",(10,42/13),NE);
label("$d$",(10,42/13),SW);
[/asy]

Pls, i need an answer to this please
I have 30 minitues for this