SOLUTION: What is the exact value of sin 405° using periodic properties.

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Question 552185: What is the exact value of sin 405° using periodic properties.

Answer by fcabanski(1391) About Me  (Show Source):
You can put this solution on YOUR website!
Sin(405) = Sin(360 + 45) = sin (360) + sin (45) in the first quadrant =
0%2Bsqrt%282%29%2F2=sqrt%282%29%2F2