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| Questão | Responda |
| Every time you use a trigonometric function, the triangle must be a(n)... | Right triangle |
| The side on the opposite side of a given angle is called "opposite." |
Image:
triangel (image/jpg)
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| The side of a triangle that is the only side touching the given angle (besides the hypotenuse)is the "adjacent." |
Image:
triangel (image/jpg)
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| The longest side of a given triangle is the "hypotenuse." (It is never called adjacent.) |
Image:
triangel (image/jpg)
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| Tangent | Abbreviated as "tan" is opposite divided by adjacent. |
| Sine | Abbreviated as "sin" is opposite divided by hypotenuse. |
| Cosine | Abbreviated as "cos" is adjacent divided by hypotenuse. |
| Trigonometric Tables | Tables that help you figure out how many degrees an angle is after you find out the sin, cos, or tan. |
| Example of Trigonometric Table: |
Image:
alg2_table.gif (image/gif)
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| Example of using a Trigonometric Function: | sin 37°= ? |
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