$\"\"$

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The coordinates are $\"\"$ and $\"\"$ .

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Use the Pythagorean theorem t find the r.

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$\"\"$ (Pythagorean theorem)

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$\"\"$ (Substitute $\"\"$ )

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$\"\"$ (Simplify)

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$\"\"$ ( $\"\"$ ) $\"\"$

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Find the six trigonometric functions

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Substitute these values $\"\"$ , $\"\"$ and $\"\"$ .

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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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$\"\"$

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$\"\"$

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$\"\"$

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$\"\"$ .

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$\"\"$

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The angles $\"\"$ , $\"\"$ , $\"\"$ , $\"\"$ , $\"\"$ and $\"\"$ .