Asked by Liv

Evaluate sin16° cos29° + cos16° sin29°
Answered by Damon
This is what it is about:

http://www.youtube.com/watch?v=zw0waJCEc-w

sin 45 = (1/2)sqrt 2
Answered by Reiny
Did you notice 16+29 = 45 ?
so
sin16° cos29° + cos16° sin29°
= sin(16+29)
= sin 45
= 1/√2 or √2/2
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