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swat32
3 years ago
9

HELP ASAP!!! will give brainliest to best answer!!

Mathematics
1 answer:
shtirl [24]3 years ago
4 0

Answer:

\frac{16}{21}=\frac{8}{10.5}

or

\frac{16}{8}=\frac{21}{10.5}

Step-by-step explanation:

we know that

If two figures are similar then the ratio of its corresponding sides is proportional

In this problem

triangle YPQ and triangle YXZ are similar by AA Similarity Theorem

so

\frac{YP}{YX}=\frac{YQ}{YZ}

substitute the given values

\frac{16}{21}=\frac{8}{10.5}

Rewrite

\frac{16}{8}=\frac{21}{10.5}

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NikAS [45]

Answer:

jerry 5% saves more than tom

Step-by-step explanation:

tom saves 35%

and jerry saves 40%

3 0
3 years ago
48 wooden pre-sharpened pencils cost $1.88. How much does EACH pencil cost?
Lady bird [3.3K]

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5 0
3 years ago
If a line perpendicular to 2y=x+5 that passes through (2,1) using the slope- intercept form
arlik [135]
Slope of  2y = x + 5:-
This is y = 0.5 x + 2.5  in slope intercept form so its slope = 0.5

Slope of the line perpendicular to it = -1 / 0.5 = -2

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y- 1 = -2(x - 2)
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The answer is y = -2x + 5

4 0
3 years ago
More people leave Anytown, AL each year than move into it. The population over the past 20 years is shown in the table. Use tech
Phoenix [80]

The equation that models the exponential decline is y = 46348587109809610(0.9861)ˣ if the population over the past 20 years is provided.

<h3>What is the line of best fit?</h3>

A mathematical notion called the line of the best fit connects points spread throughout a graph. It's a type of linear regression that uses scatter data to figure out the best way to define the dots' relationship.

Let's suppose the equation that models the exponential decline is:

\rm y = a(b^x)

From the data given, we can calculate the value of a and b:

a = 46348587109809610

b = 0.9861

y = 46348587109809610(0.9861)ˣ

Thus, the equation that models the exponential decline is y = 46348587109809610(0.9861)ˣ if the population over the past 20 years is provided.

Learn more about the line of best fit here:

brainly.com/question/14279419

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6 0
2 years ago
The student council hires a dj to play music at the school dance. They pay DJ Dan for 3.5 h at his hourly rate plus a 125$ setup
fiasKO [112]
3.5h + 125 = 405
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6 0
3 years ago
Read 2 more answers
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