:1 '_.J 1 Find the standard equation of the circle given that the center is at the point [8, 2] and the circle passes through the point [8, 6). Ox216x+y24y52:0 0x2 16x y; 4y 52:0 O x27716xiy2~4y752=0 Oxgil6x+y2~4y752=0 :1 '_.J 2 Select the equation of a circle with radius 10 and center at (5,1]. O (x5)2(y1)2=10 0(x 5)? [y 922100 3. Select the radius of the circle defined by (x - 1) + ( y - 3 ) = 8. Or=4 Or=8 Or= 18 Or = 64 4. The diameter of a circle has endpoints located at ( 2, 13 ) and ( 2, 19). Show all steps to determine the: a) center of the circle b) radius of the circle c) standard equation of the circle.