These multiple tasks are possible because these sets have a series of optional heads (square, center, or protractor). Fixed angle gages have a series of fixed angles for comparative assessment of the ...

Keep the construction lines when you draw them as they are evidence that you have constructed the triangle correctly.

A protractor is used to draw and measure angles. An angle is the amount of turn between two lines. Angles are measured in degrees with the symbol °. Angles can be labelled with 3 letters (eg DEF ...