Question

sin60⁰cos30⁰+sin30⁰cos60⁰
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Answer 1

Answer:

1

Step-by-step explanation:

sin60 sin(90-30) + cos(90-30) cos 60

sin 60 × sin 60 + cos 60 + cos 60

sin ^2 60 + cos ^2 60 =1

Answer 2

Step-by-step explanation:

cos (90-60) sin 60 + sin(90-60) cos 60

sin60 sin60 + cos 60 cos 60

sin²60 + cos² 60

= 1