protractor
a protractor
The instrument for measuring the angles of a triangle is called a protractor.
alidade
Your question is unclear but one instrument for measuring angles is a protractor.
Surveying instrument of high precision, can measure both vertical and horizontal angles, unlike a level telescope which is limited to the flat angles. The name is believed to come from the Greek- meaning, The Eye of God.
A graphometer is a surveying instrument. It is used to measure angles.
To measure Angles, Process of Measuring Horizontal and vertical Angles
Jacobs Staff
A protractor is commonly used for drawing and measuring angles. It is a tool with a semicircular shape that is marked with degree measurements. By aligning the center of the protractor with the vertex of the angle, you can accurately measure and draw angles.
a protractor
An instrument used for drawing and measuring angles
The instrument for measuring the angles of a triangle is called a protractor.
alidade
A semicircular instrument for measuring and constructing angles.
Sextant
No they did not. They also had a surveying instrument called the groma and measuring tools.
Your question is unclear but one instrument for measuring angles is a protractor.