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OpenStudy (anonymous):
Find the exact value... Sin20° Cos10° + Cos20° Sin10°
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OpenStudy (anonymous):
Sin(20)Cos(10)+Cos(20)Sin(10) = sin(20+10) = sin 30 = 1/2
OpenStudy (anonymous):
@Kirby123 @siblings am i correct
OpenStudy (dayakar):
sinAcosB+cosAsinB = sin(A+B)
OpenStudy (dayakar):
here A=20,B=10
OpenStudy (anonymous):
I'm still confused
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OpenStudy (anonymous):
@flowerfluff Correct!
OpenStudy (anonymous):
Oh never mind I get it now ok! Thanks!
OpenStudy (anonymous):
yw
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