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aivan3 [116]
4 years ago
8

Is this right???? Please and thank you

Mathematics
1 answer:
levacccp [35]4 years ago
4 0
The surface area of a sphere is given by the formula

SA = 4pi r^2 = 4 • Pi • 60^2 = 4Pi 3600 = 14 400 Pi m^2.

This is the solution.
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I don’t understand lol
nikitadnepr [17]

Answer:

who asked

Step-by-step explanation:

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3 years ago
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A Number plus it’s half is 21<br> How to write an equation?
nirvana33 [79]
The number is 14. You can put it in an equation by writing 14 + (14 ÷ 2) = 21
6 0
3 years ago
Can someone help me please
Misha Larkins [42]

Answer:

x= 13, angle 1= 37, and angle 2= 53

Step-by-step explanation:

So you have 2x+11+1+4x=90 degrees

If you simplify it, it becomes 6x+12=90 degrees

Then, you rearrange; 6x=90-12 or 6x= 78

So then, x=13

For angle 1 its 2x+11= 37 degrees

And angle 2 is 1+4x= 53 degrees

7 0
4 years ago
The math department faculty at a large university wanted to know what portion of the student body believes students should be ab
Leya [2.2K]

Answer:

The population of interest for this student is the students whom are enrolled in statistics classes.

Step-by-step explanation:

Sampling

This is a common statistics practice, when we want to study something from a population, we find a sample of this population.

For example:

I want to estimate the proportion of New York state residents who are Buffalo Bills fans. So i ask, lets say, 1000 randomly selected New York state residents wheter they are Buffalo Bills fans, and expand this to the entire population of New York State residents.

The population of interest are all residents of New York State.

A simple random sample of 500 students was selected from all the students enrolled in statistics classes.

This means that the population of interest for this student is the students whom are enrolled in statistics classes.

3 0
3 years ago
Which sample fairly represents the population? Check all that apply. measuring the heights of every fiftieth person on the schoo
Minchanka [31]
<span>measuring the heights of every fiftieth person on the school roster to determine the average heights of the boys in the school

wrong as should be boys only

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is the ans</span>
5 0
4 years ago
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