# How to Calculate Angles Without a Protractor?

A protractor is required to directly calculate the measure of an angle, but you can use geometric properties of triangles to make an indirect measure of the angle. Use the sine formula to infer the...
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http://www.ehow.com/how_8143890_calculate-angles-protractor.html

## How to Figure Out Angles Without a Protractor?

There are many situations when you need to find an angle but cannot use a protractor. For example, if you want to find the angle of a roof, it is not always feasible to measure it with a protracto...
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http://www.ehow.com/how_8419419_figure-out-angles-protractor.html

## How to Calculate Sun Angles?

There are two basic ways to measure the angle of the sun from the horizon. The first is only accurate on a solstice or equinox date, and is based on the relationship of the latitude at your locatio...
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http://www.ehow.com/how_8346186_calculate-sun-angles.html

## How to Calculate Weight Angles?

Weight acts directly downward. If you're calculating the gravitational force on an object in a completely downward direction, the value thereof exactly equals the object's weight. If, however, you'...
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http://www.ehow.com/how_8478164_calculate-weight-angles.html

## How to Calculate Transverse Angles?

Transverse angles are created when a line called a transversal crosses a set of two parallel lines. The transversal creates eight angles. The angles can be classified based on whether they are inte...
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http://www.ehow.com/how_7357867_calculate-transverse-angles.html