Step-by-step explanation:
Hey there!
The equation of a circle which passes through any point having centre (h,k) is;

In first blank ( x-_ ) keep "-2". In second blank (y - _ ) keep "4" and in last blank ( _ ) keep "36".
<em><u>Hope</u></em><em><u> </u></em><em><u>it helps</u></em><em><u>.</u></em><em><u>.</u></em>
8 x 7 x 10 x 6 = 3360 ft . I believe this should be the answer.
(x-2)squared +y squared=20
The third term was likely to be 25. You can see a pattern -6 when it goes up a term.
This is B.SAS (side angle side)