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koban [17]
3 years ago
5

What is the value of x? Who ever answers the question I’ll give you brainliest

Mathematics
1 answer:
Nutka1998 [239]3 years ago
8 0

Answer:

115

Step-by-step explanation:

By interior angle sum postulate of a quadrilateral.

3x \degree + 45 \degree = 360 \degree \\  \\ 3x \degree = 360 \degree  -45 \degree  \\  \\ 3x \degree = 315 \degree  \\  \\  x \degree =  \frac{315 \degree }{3} \\  \\ x \degree =  105 \degree \\  \\ x = 105

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Which equation has a solution of x = 2? Choose ALL that apply.
7nadin3 [17]

Answer:ibbhbh

Step-by-step explanation:

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4 0
3 years ago
A model of a 39 foot tall building was made by using the scale 1 in : 4.5 feet. What is the height of the model? Round your answ
Gnom [1K]
1 / 4.5 = x / 39....1 inch to 4.5 ft = x inches to 39 ft
cross multiply
(4.5)(x) = (1)(39)
4.5x = 39
x = 39 / 4.5
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7 0
3 years ago
A square coffee shop has sides that are 5 meters long. What is the coffee shop's area?
g100num [7]

Answer:

<h2>25m²</h2>

Step-by-step explanation:

If you want to find the area, you have to use this formula:

Formula:

LxW

L: length

W: Width

Here we have a square, and the sides are all 5 meters long, that means that we have to just do 5x5 to get the answer.

5x5=?

Hope ya remember the 5 table, lol, I know everyone does

5x5=25

so hence, your answer is 25m²

Thanks!

Answered by: FieryAnswererGT

#learnwithbrainly

8 0
3 years ago
A one-tailed test is a a. hypothesis test in which rejection region is in one tail of the sampling distribution b. hypothesis te
garri49 [273]

Answer:

Option A) One tailed test is a hypothesis test in which rejection region is in one tail of the sampling distribution

Step-by-step explanation:

One Tailed Test:

  • A one tailed test is a test that have hypothesis of the form

H_0: \bar{x} = \mu\\H_A: \bar{x} < \mu\text{ or } \bar{x} > \mu

  • A one-tailed test is a hypothesis test that help us to test whether the sample mean would be higher or lower than the population mean.
  • Rejection region is the area for which the null hypothesis is rejected.
  • If we perform right tailed hypothesis that is the upper tail hypothesis then the rejection region lies in the right tail after the critical value.
  • If we perform left tailed hypothesis that is the lower tail hypothesis then the rejection region lies in the left tail after the critical value.

Thus, for one tailed test,

Option A) One tailed test is a hypothesis test in which rejection region is in one tail of the sampling distribution

6 0
3 years ago
The equation f = v + at represents the final velocity of an object, f, with an initial velocity, v, and an acceleration rate,
Veronika [31]
Um not to sure about that
7 0
4 years ago
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