Mathematics, 02.11.2019 07:31 angelvega2003
Angles α and β are the two acute angles in a right triangle. use the relationship between sine and cosine to find the value of β if β < α. sin( x/2 + 2x) = cos(2x + 3x/2 )
a) 15°
b) 37.5°
c) 52.5°
d) 75°
Answers: 2
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Angles α and β are the two acute angles in a right triangle. use the relationship between sine and c...
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