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Mathematics 11 Online
OpenStudy (anonymous):

A circle has the following equation: Which statement is true for the circle?

OpenStudy (anonymous):

OpenStudy (anonymous):

the circle equation is \[D^2=(x-a)^2+(y-b)^2\]

OpenStudy (anonymous):

the center od the circle has coordinates (a,b)

OpenStudy (anonymous):

the first statement is true

OpenStudy (anonymous):

i am pretty confused

OpenStudy (anonymous):

nickymarden you helped me figure out the next question thanks!

OpenStudy (anonymous):

The equation of a circle is (x – 2)2 + (y + 4)2 = 9. Which graph best represents the circle?

OpenStudy (anonymous):

a

OpenStudy (anonymous):

b

OpenStudy (anonymous):

c

OpenStudy (anonymous):

d

OpenStudy (mertsj):

The first one is a

OpenStudy (anonymous):

is it A? or D?

OpenStudy (mertsj):

The second one is B becaise the center is (2,-4) and the radius is 3

OpenStudy (mertsj):

First one A Second one B

OpenStudy (anonymous):

okaay

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