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Evaluate the following: sin 60° cos 30° + cos 60° sin 30°

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Question

Evaluate the following:

sin 60° cos 30° + cos 60° sin 30°

Evaluate
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Solution

On substituting the values of various T-ratios, we get:

sin 60° cos 30° + cos 60° sin 30°

= `(sqrt(3)/2 xx sqrt(3)/2 + 1/2 xx1/2 ) = (3/4 + 1/4 )=4/4 =1`

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Chapter 11: T-Ratios of Some Particular Angles - EXERCISE 11 [Page 572]

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R.S. Aggarwal Mathematics [English] Class 10
Chapter 11 T-Ratios of Some Particular Angles
EXERCISE 11 | Q 1. | Page 572
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