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Find the exact value by using a half-angle identity. sin 22.5°
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Find the exact value by using a half-angle identity. sin 22.5°

User Shmosel
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2 votes
The answer is d. I just took the test.

User Shrikant K
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I hope this helps you
Find the exact value by using a half-angle identity. sin 22.5°-example-1
User Myk
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