# Tangent ratio

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*All calculations are being done a Texas Instruments TI-30XIIS calculator.*

Trigonometry is the study of the relationships among the sides and angles of triangles. One such relationship is the tangent ratio, which is an example of a trigonometric ratio.

**Example 1**
Find the tangent ratio, to 3 decimal places, for each angle.

- a)
- b)
- c)
- d)

**Solution**

- a)
- b)
- c)
- d)

Last updated 03/25/2007 [Sun] 11:36AM PST (GMT -8 - DST in effect)