If sin (3x Â 20Â°) = cos (3y + 20Â°), then find the value of (x – McqOptions

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1.	If sin (3x Â 20Â°) = cos (3y + 20Â°), then find the value of (x + y).
A.	90Â°
B.	60Â°
C.	120Â°
D.	30Â°
Answer» E.

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