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Elena L [17]
3 years ago
6

Find the radius of this circle please..

Mathematics
1 answer:
N76 [4]3 years ago
5 0

Answer:

r = 3 ft

Step-by-step explanation:

Area = 9π

So, πr²=9π where r is the radius

so, r²=9

or, r=√9

or, r=3, since r can't be negative

Answered by GAUTHMATH

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There are 100 centimeters (cm) in every meter (m).
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Answer:

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Step-by-step explanation:

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7 0
3 years ago
When creating lines of best fit, do you believe that estimation by inspection of the equation is best or do you think it should
Alex73 [517]

Answer:

Estimation by inspection is better than trying to determine the line of best fit exactly

i) For a scatter plot : The use of estimation by inspection

ii) For a straight line graph : The exact determination method

Step-by-step explanation:

To create lines of best fit the estimation by inspection is better than trying to determine the line of best fit exactly .

This is because line of best fit only shows the trend of the data and in most cases it doesn't have to start from origin.

Scenarios :

i) For a scatter plot : The use of estimation by inspection

ii) For a straight line graph : The exact determination method

8 0
3 years ago
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KengaRu [80]

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4 0
3 years ago
Need help quick please
valina [46]

Answer:

Disagree

Step-by-step explanation:

Remember rotating 90 degrees  means (y,-x)

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A'= (2,-1)

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Hope this help :)

3 0
3 years ago
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What is 801,000,000 written in scientific notation?
olga2289 [7]

The answer would be 8.01x10^8

3 0
3 years ago
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