Please answer each step thoroughly. There is a tall building in front of you, between you and the building is a fence that is 2 meters tall. The fence is situated 1 meter from the building. You want to base an extendable ladder on the ground, pass it over the fence so that it touches the top of the fence, as well as extend it, so that the top of the ladder connects to the building on the other side. What is the minimum length capable for your extendable ladder to accomplish this goal?