Cable del poste telefónico. Como se muestra en la figura, un poste telefonico forma un ángulo recto de 90° respecto del piso. Determina la longitud del cable que conecta al poste a 40 pies del piso, y que está anclado al piso a 20 pies desde la base del poste, 40 pies 20 pies

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]