What is the surface area? 7 in 6 in 3 in
2 answers:
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Answer:
I think we're probably talking about a right triangle. So just find the adjacent side and the hypotenuse.
Step-by-step explanation:
Once we are considering , the range of
is
. Therefore,
is not true.
In this exercise, we may have
Considering the trigonometric functions beyond the unit circle.
Or considering the definition in the right triangle: