The instrument used to measure a angle is called a protractor!
A protractor.
The instrument you are looking for is a compass
A protractor is an instrument that is used when you need to measure an angle.
Some of the devices used to measure angle are Transit, Protractor and Compass.
A protractor is used to measure an angle.
The instrument used to measure a angle is called a protractor!
A protractor is used to measure an angle
A protractor.
The instrument you are looking for is a compass
the vertex of the angle
A sextant.
A protractor is an instrument that is used when you need to measure an angle.
Some of the devices used to measure angle are Transit, Protractor and Compass.
Goniometer
Not sure what an instermant is, but an appropriate instrument is a protractor.
The instrument used to measure the angle between two lines is called a protractor. A protractor typically consists of a semicircular or circular tool with markings for degrees. To measure the angle, the protractor is placed along one line with the center point at the intersection of the two lines, and the angle is read where the second line crosses the protractor.