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stepladder [879]
3 years ago
7

Somebody please help me

Mathematics
1 answer:
jolli1 [7]3 years ago
8 0

Answer:

A). Scale factor = \frac{1}{4}

B). Length of the unknown side = 2.75 feet

Step-by-step explanation:

Part A

Since, the large rectangle was scaled by a scale factor 'k' to form the smaller rectangle,

Scale factor = \frac{\text{Side length of the image}}{\text{Side length of the preimage}}

                    = \frac{\text{Side length of the smaller rectangle}}{\text{Side length of the larger rectangle}}

                    = \frac{4}{16}

                    = \frac{1}{4}

Part B

Scale factor = \frac{\text{Side length of the smaller rectangle}}{\text{Side length of the larger rectangle}}

\frac{1}{4}=\frac{\text{Side length of the smaller rectangle}}{11}

Therefore, side length of the unknown side = \frac{11}{4} = 2.75 feet

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Answer:

-7c

Step-by-step explanation:

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Answer:

5.50x

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Because you are giving the answer in terms of x, Danielle is earning 5.50 an hour. the X represents the hour, so you multiply 5.50 by x to see how much she earned for that amount of time.

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3 years ago
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igomit [66]
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4 years ago
A.Calculate the mean,median and mode.(3 points each) 1.)1,2,3,4,5 2.)2,3,4,5,6,6 3.)6,7,5,4,5,6,2,5
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Answer:

Step-by-step explanation:

1.)1,2,3,4,5

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         =1+2+3+4+5/5

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Mode :

In the given data, no observation occurs more than once.

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Median

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Middle value is 3 so the median is 3.

2.)2,3,4,5,6,6

mean=sum of all values/number of values

         =2+3+4+5+6+6/6

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mean =4.33

Mode

      is that value of the observation which occurs maximum number of times so here mode is 6.

Median

2,3,4,5,6,6

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3.)6,7,5,4,5,6,2,5

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Mode

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Median

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5 0
3 years ago
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daser333 [38]

Answer:

-90=x(x-18)

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3 years ago
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