SOLUTION: Using a the half angle identity, find the exact value of sin22.5 degrees
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Question 867840: Using a the half angle identity, find the exact value of sin22.5 degrees
Found 2 solutions by lwsshak3, Alan3354:
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
Using a the half angle identity, find the exact value of sin22.5 degrees
Identity:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Look up the half-angle formula and find out.
Wikipedia covers it very well.
You got a broken finger?
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