1801 was the year the first advanced protractor was invented by Joseph Huddard
The protractor was likely invented by the ancient Greeks, who first developed the concept of measuring angles. The modern version of the protractor was further refined by mathematicians and instrument makers over time.
1801
Joseph Huddard in 1801
joseph huddart
The complex protractor was invented in 1801 by Captain Joseph Huddart, a United States naval officer
Louis Paul Cailletet invented the altimeter - measures vertical distance. John Huddart invented the protractor - measuring plane angles.
The first protractor was invented by Joseph Huddard in 1801. OR The Protractor was invented by Thomas Blundeville (c1522 -1606) of Newton Flotman in Norfolk, England in 1589. His work, 'A Brief Description of Universal Maps and Cards' published in 1589, describes the design and use of a device he calls 'The Flie' and includes a drawing of a semi-circle divided into segments - he describes its use for determining angles during navigation.
Protractor
It Has come France invented by Dr Flenloga in 1500 AD
A full protractor is is a protractor that goes 360 degrees around.
Contractor rhymes with protractor.