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Vitek1552 [10]
2 years ago
6

Please I need help quick

Mathematics
2 answers:
Shalnov [3]2 years ago
7 0
1 since SOH is 3/5 and CAH is 3/5 both ratios are the same. So the answer is 1
mafiozo [28]2 years ago
4 0
The ratios are both identical

sin x = perpendicular/hypotenuse = 3/5
cosy = base/hypotenuse = 3/5
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Give tan B = .10 find the angle of B in radians
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Take arctan(.1) in radian mode. Since .1 is not on the unit circle, you have to use your calculator.
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3 years ago
Alan threw 8 grams of sugar into 32 grams of water. He made ______ grams of _______% sugar syrup.
-BARSIC- [3]

Answer:

He made 40 grams of 20% sugar syrup.

Step-by-step explanation:

Alan threw 8 grams of sugar into 32 grams of water and got 8 + 32 = 40 grams of sugar syrup.

To determine the percent of sugar, note that

40 g - 100%,

8 g - x%,

then

\dfrac{40}{8}=\dfrac{100}{x},\\\\40x=8\cdot 100,\\ \\40x=800,\\ \\x=20\%.

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3 years ago
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3 years ago
4. Explain the meaning of a level of significance of 5%. Why is a level of
-Dominant- [34]

Answer:

5% significance level indicates the level of risk, error or exactness. It guides our conclusion on which hypothesis a data supports

Level of significance defined as the possibility, probability or chances of rejecting a null hypothesis when it's results is valid.

For every statistical hypothesis, the result has propency or likeliness to be exact or not. That is, it has chances of containing a type of error referred to as level of significance.

Now, a 5% significance level implies that, the statistical results or analysis has 95% reliability or confidence level.

In other words, a 5% significance level indicates that a result has 0.05 RISK level.

The level of significance is needed for every hypothetical test because it indicates validity of each hypothesis data. It gives confidence such that one is at peace to know the hypothesis a particular data supports

3 0
3 years ago
Phil has 5 times as many toy race cars as Richard has. Phil has 425 toy race cars. How many race cars does Richard have? *
Wewaii [24]

Answer:

85

Step-by-step explanation:

425 divided by 8= 85

4 0
2 years ago
Read 2 more answers
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