A building 55 feet tall casts a shadow 20 feet long. A person 6 feet tall is walking directly away from the building toward the edge of the buildings shadow. How far from the building will the person be when the persons shadow just begins to emerge from that of the building?

Addison painted her room. she had 5 0 5050 square meters to paint, and she painted at a constant rate. after 2 22 hours of painting, she had 3 5 3535 square meters left. let a t a(t)a, left parenthesis, t, right parenthesis denote the area to paint a aa (measured in square meters) as a function of time t tt (measured in hours). write the function's formula.