Measure an angle using two rulers by utilizing parallel lines and properties of geometry. Steps: 1. Place one ruler horizontally below and parallel to one line of your angle. 2. Take another ruler and ...

Parallel and perpendicular lines. ... Drawing and measuring angles. Learn how to draw and measure angles up to 180 degrees using a protractor. Angles in polygons.

So, you need to be very careful which scale you use when measuring the angles. With a protractor, ... Parallel and perpendicular lines. count. 12 of 15. How can you transform a shape? count.

The digital protractor can be calibrated by using a protractor mapped on a piece of paper as shown in Fig. 9. A fixed needle or pointer is to be attached on the stepper motor parallel to 180-degree ...

Draw along the protractor to measure the angle in degrees. Selecting Undo will remove the line but keep the measurement. Whether you’re a student working on geometry problems or a professional dealing ...