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Amanda [17]
3 years ago
13

. Ruiz wants to buy a coffee machine that costs

Mathematics
2 answers:
Anna007 [38]3 years ago
7 0
He Should Get 55 Dollars Back
never [62]3 years ago
4 0

Ruiz would get back 55 dollars 0 cents

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Determine the measure of the indicated angle in the following triangle:
devlian [24]

Answer:

Θ ≈ 58°

Step-by-step explanation:

using the Cosine Rule in the triangle

cosΘ = \frac{80^2+60^2-70^2}{2(80)(60)} = \frac{64000+3600-4900}{9600} = \frac{5100}{9600} = \frac{51}{96} , then

Θ = cos^{-1} ( \frac{51}{96} ) ≈ 58° ( to the nearest degree )

3 0
1 year ago
Which of the following tables shows a proportional relationship?<br>A)<br>B) <br>Please Help ASAP
tatuchka [14]
Can you take a picture of the tables so i can see my choices??
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3 years ago
Simplify the expression<br><br> -4 + 3 + 5 =
xenn [34]

Answer:

4

Step-by-step explanation:

-4+3=-1

-1+5=4

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2 years ago
If your sample mean is 25, your population average is 5, and your standard error of the mean is 10, what is your observed z valu
Ksivusya [100]
10 divided by 5 times 10

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3 years ago
Heather's school is switching from block scheduling to a more traditional schedule. She is trying to determine how the parents a
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Had to look for the options for this question and here is my answer.
Based on the given scenario above regarding Heather school's scheduling, I can say that the question that would be the most appropriate for her to ask is "How do you feel about your child having to take summer school in order to graduate based on this traditional schedule?" Hope this helps.
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