# How Do You Cut A 120 Degree Angle?

## How do you calculate angle cuts?

The inside corner angle is shown here. To cut the piece of wood using this angle measurement, you need to divide it by two. You divide the inside angle of 90 degrees by two to get 45 degrees.

## How do you calculate angle?

The horizontal run of the roof should be measured. Divide the horizontal measurement by the vertical measurement to get the angle you’re after. The angle can be found by using a trigonometry table.

## Why is 31.6 on a miter saw?

It is possible to make a right-angle joint with a wide piece of crown molding with the use of tilt and rotation. This cut can be made with saws that are at a detent of 31.6 degrees. Crown molding can be cut in an upright position with a tall fence and stops on a saw.

## How do you cut wood at the right angle?

A miter saw is the type of saw that makes a cut at an angle. A chop saw is a circular saw mounted on a frame that can make precise angle cuts between 45 and 90 degrees.

## Can you use a ruler instead of a protractor?

A protractor is used for jobs. An ordinary ruler and calculator will suffice if a protractor is unavailable.