$\"\"$

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The rectangular coordinates are $\"\"$ .

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Conversion from rectangular coordinates to polar co-ordinates :

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If $\"\"$ is a point with rectangular coordinates $\"\"$ , the polar coordinates $\"\"$ of $\"\"$ are given by $\"\"$ and $\"\"$ .

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Find $\"\"$ .

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Substitute $\"\"$ and $\"\"$ in $\"\"$ .

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$\"\"$

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$\"\"$ .

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Find $\"\"$ .

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Substitute $\"\"$ and $\"\"$ in $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$ .

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Therefore, the polar coordinates are $\"\"$ .

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$\"\"$

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The polar coordinates are $\"\"$ .