Simplethings
Simplethings
12-04-2017
Mathematics
contestada
Center (7,-9); radius 3
Respuesta :
Sxerks
Sxerks
12-04-2017
The general form for a circle is (x - h)^2 + (y - k)^2 = r^2, where (h, k) represent the centre and r represent the radius.
With centre (7, -9) and radius 3, we can simply substitute it into our form:
(x - 7)^2 + (y + 9)^2 = 3^2
(x - 7)^2 + (y + 9)^2 = 9
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