evaluate the simplest form cos60 sin30+sin60 sin30
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Cos60 = 1/2
Sin 60 = √3/2
Sin30 = 1/2
Cos30 = √3/2
cos60 sin30 + sin60 sin30
1/2 × 1/2 + √3/2×1/2
1/4 + √3/4
( 1 + √3 ) / 4
Sin 60 = √3/2
Sin30 = 1/2
Cos30 = √3/2
cos60 sin30 + sin60 sin30
1/2 × 1/2 + √3/2×1/2
1/4 + √3/4
( 1 + √3 ) / 4
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