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 ...
Draw an angle of 50°. Step 1: Draw a straight line using a ruler. Step 2: Place the centre (cross section) of the protractor at one end of the line. This will become the vertex (corner ...