Describe the type of correlation each scatter plot shows. Draw a trend line that models each data set and find the equation of that trend line.

Number 3 & 4.

answer

explanation

the area of a circle is calculated using the formula

or

we can use any of the above formulae to calculate the required. preferably, let us use the latter since the diameter is

we substitute the diameter into the formula to get:

this is the exact value for the area of the circle.

the correct answer is a

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