Answer: 
which is Choice B
This is the same as writing 
The second "2" is not under or inside the square root.
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Explanation:
Refer to the unit circle below. I've highlighted the angle 45 degrees and its corresponding sine value. It's the y coordinate of the point on the unit circle, for this particular angle.
Therefore, 
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You could alternatively draw out a 45-45-90 triangle. Let x be the leg length and the hypotenuse is 1 unit long. Solve 
for x and you should get 
as the length of each leg.
Then take the ratio of the opposite over hypotenuse to find the same answer mentioned above.
Answer:
Step-by-step explanation:
Notice that each new term is closer to +1 than was the previous term. We can conclude tat the sequence converges to 1.
Answer:
d
Step-by-step explanation:
from usatestprep:
The situation is not an example of uniform probability because freshmen, sophomores, juniors, and seniors do not have equal probabilities of being selected.; Uniform probability → equal probability of being selected
P(freshman) =
8/
26
; P(sophomore) =
7
/
26
; P(junior) =
6
/
26
; P(senior) =
5
/
26
; unequal probabilities → not uniform
Answer:
30 degrees
Step-by-step explanation:
