Cuales de los puntos son soluciones ala desigualdad

Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1

Which of the following best describes the delian problem?

What is the angle measure, or angle of depression, between this bird and the bird watcher?