Angular Layout Using Bevel Protractor

An angle at corner C is pointed out in the degrees. This points out that a bevel protractor can be utilized for laying out this angle.

(1) Scribe a short line 2 cm from the end along the side.

(2) Set the bevel protractor at 30°.

(3) Place the body of the square against the end and slide it along till the edge of the ruler is over the mark on the work-piece.

(4) Hold it firmly in this position and scribe a line together the edge of the ruler.

(5) Lightly mark this line at interval of 6 to 9 mm through using prick punch.