![7.\ D=10, A(4,w)\ and\ B(-2,-1)\\\\D=\sqrt{(-2-4)^2+(-1-w)^2}\\\\10^2=[\sqrt{(-6)^2+(-1-w)^2}]^2\\\\100=36+(-1-w)^2\\\\64=(-1-w)^2\\\\\sqrt{64} =\sqrt{(-1-w)^2}\\\\\pm8=-1-w\\\\\pm8+1=-w\\\\w=\pm8-1\\\\\boxed{w_1=7\ and\ w_2=-9}](/tpl/images/0215/3938/54969.png)
10. 
11
= 4
= 
=
= 
30 points! i need to turn this in tomorrow
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Answers: 1
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