HELP! A circle is inscribed in a square. A point N in the square is chosen at random. What is the probability that N lies in the shaded region? Round your answer to the nearest percent.

The triangles are similar. what is the value of x? show your work.

At which value in the domain does f(x) =0?

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown