# How do i calculate the surface area of a hot water heating coil for required parts of a dryer?

Measure the diameter of the circle at one end of the coil. Calculate the circumference of the circle using the equation C = Ï€d, where C is the circumference and d is the diameter you just measured...
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http://www.answerbag.com/q_view/2094248

## How to Calculate the Surface Area of a Revolution?

When one object revolves around another, its orbit forms the circumference of a circular plane. The larger the radius of the object's revolution, the greater the surface area of this hypothetical p...
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http://www.ehow.com/how_8502613_calculate-surface-area-revolution.html

## How to Calculate the Surface Area of a Mineral?

Generally speaking, minerals such as quartz, calcite, and hematite do not have a physical structure that constitutes a perfect geometric shape. They tend to be rocky formations with many jagged noo...
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http://www.ehow.com/how_8480984_calculate-surface-area-mineral.html

## How to Calculate the Surface Area of a Rectangular Prism?

A rectangular prism is a fancy name for a 6-sided object that is very familiar to everybodyâ€”the box. Think of the common brick, or a shoebox, and you know exactly what a rectangular prism is. Thi...
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http://www.wikihow.com/Calculate-the-Surface-Area-of-a-Rectangular-Prism

## How to Calculate Polyester Film Surface Area?

Knowing the surface area of a sheet of polyester film will tell you how large of a space it will cover. Polyester film is used as a lamination to protect books and surfaces. Generally, the transpar...
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http://www.ehow.com/how_8488659_calculate-polyester-film-surface-area.html