The value of : Cos60. Sin 30 + Sin 60. Cos30 is?
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Step-by-step explanation:
Answered by
1
Answer:
1
Step by step explanation
cos 60.sin 30+ sin 60.cos 30
cos(90-30).sin 30+ sin(90-30).cos 30
sin ^2 30+ cos^2 30=1 (sin^2 A+cos^2 A =1( if A is an angle))
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