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ELEN [110]
3 years ago
8

Name one possible cross section of a sphere

Mathematics
2 answers:
Lisa [10]3 years ago
8 0
A "cross section" is basically the two-dimensional face that you get when you cut a three-dimensional figure a certain way.  For example, imagine you're buttering your bread.  When you cut a pat of butter off, what shape is left on the butter?  A square!

So, imagine cutting a ball in half.  What shape is left?  A circle!

Answer: circle
VLD [36.1K]3 years ago
8 0
The answer would be a circle.imagine a watermelon right,cutting it in half, you would see a circle that forms inside of the watermelon
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HELP PLEASE FAST. 30 POINTS.
QveST [7]

Answer:

<em>The age of the oldest child id 7.</em>

Step-by-step explanation:

There are 5 children:

1st Child: 7 Years Old

2nd Child: 6 Years Old

3rd Child: 5 Years Old

4th Child: 4 Years Old

5th Child: 3 Years Old

<em>The ges of any two consecutive children difference is 2 years old: 1st Child and 3rd Child. </em>

Hope this helped! :-)

3 0
3 years ago
The temperature was -2F. Dropped 9F. What is the temperature after it dropped 9F
xz_007 [3.2K]
-11 degrees F I hope this helps
8 0
3 years ago
Read 2 more answers
I need help with the question attached. Please help me!
Elis [28]
The answer would be C) The volume is the same in both cylinders
8 0
3 years ago
According to a polling​ organization, 24% of adults in a large region consider themselves to be liberal. A survey asked 200 resp
Varvara68 [4.7K]

Answer:

z=\frac{0.375 -0.24}{\sqrt{\frac{0.24(1-0.24)}{200}}}=4.47  

Now we can calculate the p value based on the alternative hypothesis with this probability:

p_v =P(z>4.47)=0.00000391  

The p value is very low compared to the significance level of \alpha=0.05 then we can reject the null hypothesis and we can conclude that the true proportion of people liberal is higher than 0.24

Step-by-step explanation:

Information given

n=200 represent the random sample taken

X=75 represent the number of people Liberal

\hat p=\frac{75}{200}=0.375 estimated proportion of people liberal

p_o=0.24 is the value that we want to test

z would represent the statistic

p_v represent the p value

Hypothesis to test

We want to verify if the true proportion of adults liberal is higher than 0.24:

Null hypothesis:p \leq 0.24  

Alternative hypothesis:p > 0.24  

The statistic is given by:

z=\frac{\hat p -p_o}{\sqrt{\frac{p_o (1-p_o)}{n}}} (1)  

Replacing the info given we got:

z=\frac{0.375 -0.24}{\sqrt{\frac{0.24(1-0.24)}{200}}}=4.47  

Now we can calculate the p value based on the alternative hypothesis with this probability:

p_v =P(z>4.47)=0.00000391  

The p value is very low compared to the significance level of \alpha=0.05 then we can reject the null hypothesis and we can conclude that the true proportion of people liberal is higher than 0.24

6 0
3 years ago
Solve for x x−6/9=−5<br><br>x= ​
Vera_Pavlovna [14]

Answer:

4 4/9

Step-by-step explanation:

Move all terms not containing x

to the right side of the equation.

Exact Form:

x=−409

Decimal Form:x=−4.¯4

Mixed Number Form:

4 4/9

4 0
3 years ago
Read 2 more answers
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