Q&A for How to Cut Plywood

It depends on how much time you invest in sawing it. If you do it smoothly, it should be as good as with circular saw.

You would need four 2 x 4 sheets.

It depends on the way the teeth are facing. If it cuts forward, then the good side should be up. If it cuts backward, then the bad side should be up; the teeth might rip the wood, and you don't want the good side damaged.

A table saw does the best job, but with practice any of the methods can yield good results.

Yes, if you're really careful. It could be a problem, however, because the blade is so flexible. It's better to use a crosscut saw with fairly fine teeth or a table saw.

Mark off 1 7/8" and remove it with a crosscut saw or a table saw.

A table saw would do it quickly and easily. If you don't have that, you could use an electric jigsaw (sabre saw), a handheld hacksaw or even a belt sander.

It depends on the size of the hole you're cutting. If it's big enough, you could drill a hole at one corner and carefully cut around the square with a handheld or electric sabre saw or jigsaw. For a smaller hole, you could use a chisel and wood file or rasp.