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FiveNick5

  • 3 years ago

Find the cosine 315º. Round your answers to the nearest hundredth if necessary. 0 0.71 1 –0.78

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  1. cwrw238
    • 3 years ago
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    |dw:1354569688358:dw|

  2. cwrw238
    • 3 years ago
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    the cosine is positive in 4th quadrant cos 315 = cos 45 = 1/ sqrt2 = 0.71 to 2 dec places

  3. FiveNick5
    • 3 years ago
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    b

  4. cwrw238
    • 3 years ago
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    yea

  5. FiveNick5
    • 3 years ago
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    thanks

  6. cwrw238
    • 3 years ago
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    yw

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