This is the graph of (x - h)² + (y - k)² = r². Use the sliders to adjust the value of h, k, and r.[br]1. Adjust h only. What happens when h gets larger? Smaller?[br]2. Adjust k only. What happens when h gets larger? Smaller?[br]3. Adjust r only. What happens when h gets larger? Smaller?[br]4. Which variables influence where a circle is located?[br]5. Which variables influence a circle's size?