How To Draw a Regular Pentagon – Using A Protractor And Ruler.

This video will teach you how to draw a regular pentagon accurately using a protractor and a ruler. In order to do this you will need to know that a regular pentagon has 5 equal side lengths and the interior angle of a regular pentagon is 108 degrees. In the example given you need to draw a regular pentagon of side length 4cm. First use your ruler to draw you side of 4cm. Now measure an angle of 108 degrees on the right hand side of your line and draw a line 4cm long. Repeat this until you all of the 5 sides of the regular pentagon drawn.