Question

Find the equation of a circle that is centered at the origin and has a radius of 5.*Hint* (x-h)²+(y-v)²=r²

Answer 1

25=(x)^2+(y)^2

Answer 2

Can you explain it to me? like what did you do to the h and v?

Answer 3

h and k are the center of the circle, and in this case they are both 0, so we just leave them out

Answer 4

so my equation would just be x²+y²=25...? O.o

Answer 5

yeah :o

Answer 6

how would i graph that..? >_<

Answer 7

draw this