NAME:_________________________________________ GRADE & SECTION:_______________________________
DATE:_______________________ SCORE:______________________
WORKSHEET NO. 4 EQUATIONS OF A CIRCLE Identify the center (h,k) and radius(r) of each. Then sketch the graph.
Center: (h,k) ( ___,___)
Center: (h,k) ( ___,___)
radius=___
radius=___
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Center: (h,k) ( ___,___)
Center: (h,k) ( ___,___)
radius=___
radius=___
_____
_____
5. x2 +y2+4x-2y-20 = 0
6. 16+x2+y2-8x-6y=0 Center: (h,k) ( ___,___)
Center: (h,k) ( ___,___)
radius=___
radius=___
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