Examining the circle

Topic:
Circle
Examine how each slider influences the circle. 1) Make h=2 k=1 r=2. Explain what happened to the circle. 2) Make h=-3 k=1 r=2. Explain what happened to the circle. 3) Make h=-3 k=-1 r=2. Explain what happened to the circle. 4) Make h=-3 k=-1 r=3. Explain what happened to the circle. 5) How does h, k, and r influence the graph of the circle? Provide a new example to help support your belief.