Answer:
4,151,347,200
Step-by-step explanation:
To find how many ways the train can be made up we use the permutation formula and the values given.
n = 16
k = 9
So there will be 4,151,347,200 different ways that the train can be made.
What is the square root of 38?
2 answers:
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Answer:
A = 52°, a = 149.2, c = 174.3
Step-by-step explanation:
Technology is useful for this. Many graphing calculators can solve triangles for you. The attachment shows a phone app that does this, too.
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The Law of Sines can give you the value of c, so you can choose the correct answer from those offered.
c = sin(C)·b/sin(B) = sin(113°)·49/sin(15°) ≈ 174.271 ≈ 174.3 . . . . . third choice
