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artcher [175]
2 years ago
13

What is the circumcenter of the points (2,6), (8,6), (8,10)

Mathematics
1 answer:
mario62 [17]2 years ago
8 0

See https://web2.0calc.com/questions/need-help-now_10.

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Imagine the average time to complete a “4-year” bachelors degree is actually 4.3 years based on national data. You collect data
Nataly [62]

Answer:

To answer you question, we need the confidence internals formula, μ±Zc*(σ/\sqrt{N}); N is the 20 psychology students, 0.5 the desviation standar and 4.3 is the medium based on national data, every fact in years.

Step-by-step explanation:

You need to consult the Zc value, you can find this table attached in this question; for 95%, we have a Zc value of 1.96.

Next step replace values: 4.3±1.96*(0.5/\sqrt{20}) = 4.3±0.22 (rounding the result)

So, the confidence interval are:

4.08cm≤X≤4.52cm

8 0
2 years ago
Edward wants to spend less than $115 to buy a
nikdorinn [45]

Answer: x < 30

Step-by-step explanation:

Let the cost of a jean be x

cost of a shirt = $25

cost of 3 jeans = 3x

since he wants to spend less than $115 , this means that

3x + 25 < 115

3x < 115 - 25

3x < 90

x < 30

7 0
2 years ago
Find the value of x in the triangle shown below
JulijaS [17]

Answer:

x = 3

Step-by-step explanation:

we can use the Pythagorean theorem to solve this problem

x^2 + 4^2 = 5^2

x^2 + 16 = 25

x^2 = 9

x = +/- 3

we take only the positive value because a length can‘t be negative

x = 3

5 0
2 years ago
What is the range of the data shown on the stem-and-leaf plot? <br>93<br> 43 <br>50<br> 48
notsponge [240]

Answer: C) 50

Step-by-step explanation:

The smallest number on the plot is 43.  The largest is 93.  The range of a chart is the largest number - the smallest number.  Thus, simply do 93-43 to get 50.

Hope it helps <3

5 0
2 years ago
Read 2 more answers
Negative 3 is twice as large as a number,h
alina1380 [7]

Answer:

negative 6 is the answer

Step-by-step explanation:

8 0
3 years ago
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