Answer:
The angle of elevation of the sun is 60 degrees.
Answer:
0.4756
Step-by-step explanation:
The sine of any acute angle is equal to the cosine of its complement. The cosine of any acute angle is equal to the sine of its complement.
Meaning that sin 28.4 = cos 61.6
since 28.4+61.6=90 degree
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Answer:
0
Step-by-step explanation: