AM-2409

Equation of a circle (centre–radius form)

A Math · Secondary 4 · Easy · Equation of a circle (centre–radius form)

1. $(x-2)^2+(y+1)^2=25$
2. $(x+2)^2+(y-1)^2=25$
3. $(x-2)^2+(y+1)^2=5$
4. $(x+2)^2+(y-1)^2=5$

Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.