# How to Calculate Arc Lengths Without Angles?

Calculation of an arc length without its central angle is a tough problem since the arc length is based on the angle. The arc length is the measured distance along a circle's circumference. Its cal...
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http://www.ehow.com/how_8059022_calculate-arc-lengths-angles.html

## How to Calculate Metric Lengths?

The meter (m) is the basic unit of length in the metric system. But you might also see metric lengths expressed in nanometers (nm), millimeters (mm), centimeters (cm), kilometers (km), megameters (...
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http://www.ehow.com/how_6357159_calculate-metric-lengths.html

## How to Calculate Triangle & Quadrilateral Side Lengths?

The law of sines and the law of cosines are trigonometric formulas relating the measures of the angles of a triangle to the lengths of its sides. They are derived from the property that larger angl...
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http://www.ehow.com/how_8311180_calculate-triangle-quadrilateral-side-lengths.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 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