Choose one of the following scenarios, explain your reasoning and provide an example that demonstrates your logic.

Ø What happens to the circumference of a circle if you double the radius? What happens if you double the diameter? What happens if you triple the radius?

Ø What happens to the area of a circle if you double the radius? What happens if you double the diameter? What happens if you triple the radius?

Ø What is the effect on the area of a triangle if the base is doubled and the height is cut in half? What happens to the area, if the base is doubled and the height remains the same?