# How to Determine an Angle from Inverse Tangent?

The tangent of an angle in a right triangle is the ratio between the lengths opposite and adjacent to the angle. You can therefore calculate the inverse tangent of this ratio to determine the size ...
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http://www.ehow.com/how_8503447_determine-angle-inverse-tangent.html

## How to Enter an Inverse Tangent on a TI-84?

Inverse trigonometric functions allow you to calculate an angle's measurement from a specific decimal value. The inverse of the tangent function is called the arctangent or arctan, which finds the ...
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http://www.ehow.com/how_8445780_enter-inverse-tangent-ti84.html

## How to Calculate An Angle Tangent?

The tangent is used to determine the angle within a triangle by using the ratios of two sides. In right triangles, the three sides are the hypotenuse, the opposite side and the adjacent side. The h...
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http://www.ehow.com/how_8224699_calculate-angle-tangent.html

## How to Find an Angle's Tangent?

Along with two other important trigonometric functions, the sine and the cosine, the tangent is a ratio of sides of a right-angled triangle. It measures the ratio of the opposite side (often called...
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http://www.ehow.com/how_8169638_angles-tangent.html

## How to Determine the Tangent Line at a Curve?

The tangent to a curve has a slope equal to the slope of the curve at the point of contact. If the curve follows a regular mathematical function, you can calculate the gradient by performing differ...
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http://www.ehow.com/how_8507290_determine-tangent-line-curve.html