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Snowcat [4.5K]
4 years ago
13

What is the value of x? Enter your answer in the box. x =

Mathematics
2 answers:
Ugo [173]4 years ago
5 0

Answer:

x=9

Step-by-step explanation:

We can use similar triangles and proportions to solve.  Put the side of the small triangle over the side of the large triangle

9               3x-20

---------- = -----------------

9+72          3x-20 +56

Combine like terms

9               3x-20

---------- = -----------------

81             3x+36

Using cross products

9*(3x+36) = 81*(3x-20)

Distribute

27x + 324 = 243x- 1620

Subtract 27x from each side

27x-27x +324 = 243x-27x -1620

324 = 216x -1620

Add 1620 to each side

324+1620 = 216x-1620+1620

1944 = 216x

Divide by 216

1944/216 = 216x/216

9 = x


FinnZ [79.3K]4 years ago
5 0
9 is the value of x. Hope this helps!
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I need help please it’s ASAP
malfutka [58]

The interquartile range of the data is equal to 2.18.

<h3>What is an interquartile range?</h3>

The interquartile range is a measure of where a data set's "middle fifty" is located. Whereas a range is a measure of where the start and end of a set are, an interquartile range is a measure of where the majority of the values are.

Given data is { 1.56,1.77,2.22,2.35,2.45,2.77,3.26,4.35,5.23,6.02}.

The upper limit is, and the median is 2.22.

{ 1.56,1.77,<u>2.22</u>,2.35,2.45,2.77}

The lower limit is, and the median is 4.35.

{2.77,3.26,<u>4.35</u>,5.23,6.02}

The interquartile range will be calculated as,

IQR = 4.35 - 2.22

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Step by step explanation This is how I got the answer to your question and I gave you the solution I hope this helps you out
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4. BASEBALL CARDS Ren and Chet nave
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