FIND THE CENTER AND RADIUS OF THE CIRCLE 1.(x-3)² + (y+6)² = 81
CENTER: RADIUS:
2.(x-4)² + (y+1)² = 9
CENTER: RADIUS:
3.(x+3)² + (y+3)² = 16
CENTER: RADIUS:
4.(x-5)² + (y-7)² = 20
CENTER: RADIUS:
5.x²-4x+y²-4y-8 = 0
CENTER: RADIUS:
6.x²+y²-4x-6y+8 = 0
CENTER: RADIUS:
7.x²+y²+2x+6y-15 = 0
CENTER: RADIUS:

TRANSFORM INTO GENERAL FORM
1.(x-2)² + (y-4)² = 36
2.(x-2)² + (y+1)² = 9
3.(x-6)² + (y-1)² = 81

TRANSFORM INTO STANDARD FORM
1.x²+y²-2x-8y-47 = 0
2.x²+y²-8x+4y+11 = 0
3.x²+y²+4x+10y+4 = 0
4.x²+y²+18x+14y+105 = 0