This is a protractor. It helps you measure angles.
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put the protractor on the vertex and look up at the degree's and look belowacute angle =has a measure between 0 degree's and 90 degree'sright angle =has a measure of 90 degree'sobtuse angle = has a measure between 90 degree's and 180 degree'sstraight angle = has a measure of 180 degree'sthat's how you use a protractor to measure angles.
A full protractor is is a protractor that goes 360 degrees around.
Use a protractor. There is no easy fix. Use a protractor. There is no easy fix. Use a protractor. There is no easy fix. Use a protractor. There is no easy fix.
Yes on a full protractor you can
1801 was the year the first advanced protractor was invented by Joseph Huddard