$\"\"$

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Observe the figure.

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Tthe length of opposite side to $\"\"$ is $\"\"$ .

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The length of the hypotenuse is $\"\"$ .

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Find the length of adjacent side.

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Pythagorean Theorem : $\"\"$ .

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$\"\"$

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The length of adjacent side to $\"\"$ is $\"\"$ .

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$\"\"$

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The trigonometric function : $\"\"$ .

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$\"\"$

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$\"\"$ .

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The trigonometric function : $\"\"$ .

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$\"\"$

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$\"\"$ .

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The trigonometric function : $\"\"$ .

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$\"\"$

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$\"\"$ .

\

The trigonometric function : $\"\"$ .

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$\"\"$

\

$\"\"$ .

\

The trigonometric function : $\"\"$ .

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$\"\"$

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$\"\"$ .

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The trigonometric function : $\"\"$ .

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$\"\"$

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$\"\"$ .

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$\"\"$

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$\"\"$ .

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$\"\"$ .

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$\"\"$ .

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$\"\"$ .

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$\"\"$ .

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$\"\"$ .