anonymous one year ago write the standard equation of the circle having center (3, -7) and radius

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1. Nnesha

2. Nnesha

and radius......?$\huge\rm (x-h)^2+(y-k)^2=r^2$standard form equation of the circle where (h,k) is the center and r is radius

3. anonymous

|dw:1441837510292:dw| Is this what you're asking?

4. anonymous

5. anonymous

sorry

6. Nnesha

alright then substitute (h,k) for (3,-7) and r for 5

7. anonymous

why k? wouldn't it be "y"?

8. Nnesha

no (h,k) is the center (x,y)are point

9. Nnesha

if it says going through by given points (3 ,-7) then you should replace x and y with it

10. anonymous

ohhh gotchya

11. anonymous

thanks!!

12. Nnesha

np :=)