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Alex17521 [72]
3 years ago
7

Triangles help pls!!

Mathematics
2 answers:
sladkih [1.3K]3 years ago
4 0

Answer:

Step-by-step explanation:

A parallelogram is divided into two triangles, both triangles having equal sides.

So triangles are equilateral..In equilateral triangles, the angles are also equal..the interior angles of a triangle are 180 degrees..

180 ÷ 3 = 60 degree---> x:60°

shtirl [24]3 years ago
3 0

Answer:

x = 60

Step-by-step explanation:

The single dashed line represents congruent side lengths.

If every side of a triangle has a single dashed line then all of the sides are congruent meaning that the triangle is an equilateral

Equilateral triangles have all congruent side lengths and angles

In an equilateral triangle each angle has a measure of 60 degrees

So x = 60

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Answer:

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3 years ago
Pairs of P-values and significance levels, α, are given. For each pair, state whether the observed P-value would lead to rejecti
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Answer:

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(b) P-value = 0.006, α = 0.001 do not reject H0

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Step-by-step explanation:

The p-value is used to determine the statistical significance of the results of a statistical test. The p-value is the probability that the null hypothesis is correct. Smaller the p-value, higher is the probability that the alternate hypothesis is correct. On the other hand, the significance level (α) is the probability of rejecting the null hypothesis when it is true. It is the risk that you are willing to take in saying that there are differences between groups when there are not. 

In order to reject the null hypothesis, the p-value should be lower than the significance level (α).

7 0
3 years ago
A model is an estimate or approximation of a data set. In the real world, there are too many variables to know exactly what will
Ivan

Answer:

A model is an estimate of a data set.

A useful model can be used to make predictions.

Step-by-step explanation:

There are various models used in mathematics which are used to predict variables. The regression model is used to predict the relation between two variables. There are various other models which help to predict the future events and outcome of these events.

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3 years ago
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Answer:

0.5

Step-by-step explanation:

hope that helps

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3 years ago
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