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nadya68 [22]
3 years ago
7

PLEASE HELP ME, I WILL GIVE U BRAINLIEST,

Mathematics
2 answers:
Setler79 [48]3 years ago
8 0

Answer:

around 9.8

Step-by-step explanation:

This is a right triangle, so to find x, you can use pythagorem theorem:

So...

23^2+x^2=25^2

529+x^2=625

x^2=96

x is around 9.8

maxonik [38]3 years ago
5 0

Answer:

9.79 or 9.9

Step-by-step explanation:

Its around 9, estimation...

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1, pre image 2, transformation

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What’s 10% of 70 I really need the answer plz help!!!!!
egoroff_w [7]

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10% of 70 is 7

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4. The data shows the number of siblings each student in a 9th-grade class has.
antiseptic1488 [7]

Answer:

The correct option is Mean and standard deviation.

Step-by-step explanation:

The data set provided, arranged in ascending order is:

S = {0 , 0 , 0 , 1 , 1 , 1 , 1 , 1 , 1 , 2 , 2 , 2 , 2 , 2 , 2 , 2 , 3 , 3 , 3 , 4 , 4}

Now, it is provided that Macy was absent when the data was collected and the class guessed she had 4 siblings. When  she returned, they found out she actually has 9 siblings.

So, the new data set is:

X = {0 , 0 , 0 , 1 , 1 , 1 , 1 , 1 , 1 , 2 , 2 , 2 , 2 , 2 , 2 , 2 , 3 , 3 , 3 , 4 , 9}

The mean of a data set is the average value representing the entire data.

\bar X=\frac{1}{n}\sum X_{i}

The median is the middle value of the data set.

The inter-quartile range is the difference between the first and the third quartile.

The standard deviation is the value that represents how dispersed the data values are.

SD=\sqrt{\frac{1}{n}\sum (X_{i}-\bar X)^{2}}

From all the above statistic, the mean and standard deviation are the only ones that uses all the observations in the data set to compute their value.

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3 years ago
A paint can has a radius of 4 inches and a height of 15 inches. What is the volume of the paint can?
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A: It's the radio

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Thus, the volume of the paint can is 753.6 cubic inches.

Answer:

V = 753.6 \ in^3

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