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catgirl17

  • 2 years ago

express x and y in terms of trigonometric ratios of 0.

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  1. Jonask
    • 2 years ago
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    \[x=r \cos (\theta)\] \[y=r \sin (\theta)\] you mean like that

  2. Jonask
    • 2 years ago
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    \[x=28\cos \theta\]

  3. catgirl17
    • 2 years ago
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    sorry i labeled it wrong.

  4. catgirl17
    • 2 years ago
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    |dw:1347223697726:dw|

  5. Jonask
    • 2 years ago
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    you can substitute in the formular on top

  6. catgirl17
    • 2 years ago
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    what do you mean?

  7. Jonask
    • 2 years ago
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    what is radius=

  8. Jonask
    • 2 years ago
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    oh hypotunese

  9. catgirl17
    • 2 years ago
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    28

  10. Jonask
    • 2 years ago
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    so \[x=rcos \theta=28\cos \theta\]

  11. catgirl17
    • 2 years ago
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    okay

  12. catgirl17
    • 2 years ago
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    so what is y?

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