Seudónimo
Seudónimo
24-05-2018
Mathematics
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sqdancefan
sqdancefan
24-05-2018
3)
tan(?) = 9/21
? = arctan(9/21)
? ≈ 23.20°
4)
sine and cosine are equal for complementary angles.
θ = 90° - 32°
θ = 58°
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