port help

[dgraham225]

HELP!

i am having a good bit of trouble laying out this port on paper.

it is 3"x10" (30 sq. in.) port area, 22" long. it needs a 90º bend in it at the 4 1/2" mark:

the attached picture shows my layout. can anyone tell me exactly how i go about finding the dimensions? thanks

Danny

[dgraham225]

nevermind, i figured it out. nothing to it