Desde la azotea de un edificio se lanza una piedra con un ángulo de 30grados con respecto a la horizontal y con una velocidad inicial de 20metros sobre segundo si la altura del edificio es de 45 metros calcular cuánto tiempo permanece l piedra en el aire cual es la velocidad de la piedra justo antes de golpear el suelo

Barbara has a good credit history and is able to purchase a car with a low-interest car loan. she co-signs a car loan for her friend jen, who has poor credit history. then, jen defaults on the loan. who will be held legally responsible by the finance company and why? select the best answer from the choices provided. a. barbara will be held legally responsible because she has a good credit history. b. jen will be held legally responsible because she drives the car. c. barbara will be held legally responsible because she is the co-signer. d. jen will be held legally responsible because she has a poor credit history. the answer is a