angelbaby82
angelbaby82 angelbaby82
  • 09-01-2020
  • Mathematics
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given cos0 = -2/3 and lies in quadrant lll what is the exact value of sin 0 in simplified form ?
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sqdancefan
sqdancefan sqdancefan
  • 15-01-2020

Answer:

  sin(θ) = -(√5)/3

Step-by-step explanation:

In quadrant III, both sine and cosine are negative. Then the value of interest is ...

  sin(θ) = -√(1 - cos(θ)²) = -√(1 -4/9)

  sin(θ) = -(√5)/3

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