Mathematics · Trigonometry

What is the value of sin2 5° + sin2 10° + sin2 80° + sin2 85°?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

10
21
33
42✓

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What is the value of sin2 5° + sin2 10° + sin2 80° + sin2 85°?

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