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AnonymousA7 AnonymousA7
  • 17-07-2016
  • Mathematics
Answered

URGENT URGENT HELP NEEDED! I AM BEGGING...PLS SOLVE A GEOMETRY QUESTION. I HAVE ATTACHED THE SNIP. THANKS

URGENT URGENT HELP NEEDED! I AM BEGGING...PLS SOLVE A GEOMETRY QUESTION. I HAVE ATTACHED THE SNIP. THANKS class=

Verified Answer :

konrad509
konrad509 konrad509
  • 17-07-2016

\((x-h)^2+(y-k)^2=r^2\\ (h,k)-\text{ center}\\\\ x^2+y^2-6x+8y+21=0\\ x^2-6x+9+y^2+8y+16-4=0\\ (x-3)^2+(y+4)^2=4\\ \text{center}=(3,-4)\\ r=\sqrt4=2\)

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