A(1) = 2
r = a(2)/a(1) = -8/2 = -4

Answer will be D.
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9514 1404 393
Answer:
B, E
Step-by-step explanation:
The ratios of side lengths in a 30-60-90 triangle are ...
1 : √3 : 2
The two legs are the shorter sides, so any ratio that reduces to 1 : √3 is an appropriate choice:
B. 1 : √3
E. 2√3 : 6
Answer:

Step-by-step explanation:




The answer is 3/4 and it was already simplified
12 times / 5 seconds * (60 seconds / 1 min) = 144 times / min