# How to Calculate Area of Four Sides?

Any object that possesses four straight sides is a quadrilateral. Quadrilaterals are also polygons that are enclosed two-dimensional geometric shapes. Types of quadrilaterals include squares, recta...
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http://www.ehow.com/how_8018364_calculate-area-four-sides.html

## How to Measure the Square Feet in an Acre That Has Four Unequal Sides?

Parcels of land can end up having four sides that are not always equal as they are divided to conform to roads and natural obstacles. This can make determining the area of the land more difficult t...
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http://www.ehow.com/how_8676669_measure-acre-four-unequal-sides.html

## How to Calculate Sides of an Angle?

Angles are geometrical entities nestled between intersecting lines. Make those lines and the point where they cross a part of a recognized geometric structure, and you can take advantage of the pro...
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http://www.ehow.com/how_8103120_calculate-sides-angle.html

## How to Calculate Sides of a Triangle?

Calculating the sides of a triangle helps you to determine the perimeter of a triangle even if you only have the measure of two of the angles and one of the sides. To find the sides of the triangle...
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http://www.ehow.com/how_6404426_calculate-sides-triangle.html

## How to Calculate Sides of a Right Triangle?

A right triangle has one right angle, which is 90 degrees, that is labeled "C." The opposite side, which is the longest side, is the hypotenuse, or "c." The side adjacent to "C" that sits horizonta...
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http://www.ehow.com/how_8077191_calculate-sides-right-triangle.html