Answer:
Step-by-step explanation:
In each case, draw the right triangle which produces the inverse trig value. That is, label the two sides as needed, and calculate the third side.
It should be clear that


sin(2α) = 2 sinα cosα
So,

See what you can do with the others.
The answer is 0.6, 5 or higher add one more, 4 or less stays the same
The Answer to your question I believe is False…
I hope this helped