A technician often has to sketch or design ductwork and the other parts of an HVAC system. Sometimes you have to sketch the room or building you are working with. This means working with lines, angles ...

Draw the given side of the triangle using a ruler. Use a protractor to measure the given angle at the left-hand endpoint of the given side. Mark the angle and then draw a line from the endpoint ...

Which digital protractor is the best? Protractors, both manual and digital, are used to measure various angles. You might find yourself needing one for a DIY home project or if you’re building ...

What you need: ruler, protractor, pencil and paper. Use these to construct a triangle when you know the length of 1 side and the 2 angles at each end of it. In this case use the length 8 cm, and the ...

If you’re doing something like setting posts on a slanted surface, you’ll likely need to measure the exact angle at which to cut their base so that they stand perpendicular with the ground. But you ...