Answer:
sin =9/15
Step-by-step explanation:
The answer is freaking letter D
<h2>
Hello!</h2>
The answer is: 2
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Why?</h2>
Before solving the problem, we must remember the following:

So, for tan(45°) we have:

Also, for sin(30°), we have:

Then, substituting and dividing, we have:

So, the answer is 2.
Have a nice day!
Answer:19
Step-by-step explanation:
First make the equitions with systems then solve them using substion
Answer:
the last option, effectively cooling the hot plate down and heating the surrounding up