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Find the value of\(\theta\) , \(0^\circ \le \theta \le 90^\circ\), such that \(\cos( 5^\circ) = \sin (25^\circ) + \sin (\theta)\). (Give your answer in degrees, not radians.)

 Jul 23, 2023
 #1
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sin(theta) = cos(5) - sin(25) = sin(85) - sin(25).

Now use the trig identity for  sin(A) - sin(B).

 Jul 23, 2023
 #2
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Thank you, I got it!

Guest Jul 24, 2023

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