A spirit level or a plumb line.
An instrument to construct straight lines is called a rule. It's often referred to as a ruler, but a ruler is someone who rules a country. A rule is a piece of wood, metal or plastic (usually showing measurements) that you can use to draw/construct straight lines.A straight edgeThe most common one is a ruler
Use a straight edge and a protractor to construct an acute angle of 65 degrees
Well a straight line is something that you use in geometry and that is what you use to measure with.
Well a straight line is something that you use in geometry and that is what you use to measure with.
you can use a ruler or a book or anything that has a straight line
Use a protractor and a straight edge to construct a 75 degree angle
Use a string for a straight line.
use a ruler
Use a protractor or bisect a 45 degree angle with a compass and a straight edge
Use a protractor or construct 2 perpendicular lines with a compass and a straight edge
Hate to tell you bud, I use a string... or, If you can set your corners and run the bottom wire, tight, then mark all your posts, hold the wire out of the way and drill your holes.