How To Use A Protractor?

How do you use a protractor to draw an angle?

Drawing Angles With a Protractor –

How do you use a protractor video?

How to use a protractor –

How do you measure angles?

In geometry, an angle measure can be defined as the measure of the angle formed by the two rays or arms at a common vertex. Angles are measured in degrees ( °), using a protractor. The protractor was invented by Joseph Huddart in 1801.

How do you construct an angle without a protractor?

Bisecting angles without a protractor

  • Place the compass on the vertex of the angle (point B). Draw an arc across each arm of the angle.
  • Place the compass on the point where one arc crosses an arm and draw an arc inside the angle.
  • Use a ruler to join the vertex to the point where the arcs intersect (D).

How do you draw an angle with a ruler?

Angles Part 5 – Drawing Angles with an Angle Ruler –