Answer:
6.8
Step-by-step explanation:
did it
X= (-7,0)
Y= (0,7)
This is for graphing I hope that’s what your test is about.
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5) since (x-a)^2+(y-b)^2=r^2
plug in (-5,2) as (a,b) and r=3
Making the equation:
(x+5)^2+(y-2)^2=9
6) (x-0)^2+(y-0)^2=r^2
since we have (0,5)
0^2+5^2=r^2
Final equation: x^2+y^2=25