Is it possible for something logical to not make sense

The circumference of a circle is 5 pi cm. what is the area of the circle?

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

Solve the given system of equations. 2y= -x+9 , 3x-6= -15