Desde cierto lugar del suelo se ve el punto mas alto de una torre, formando la visual un ángulo de 30° con la horizontal. Si nos acercamos 50m a la torre, ese ángulo se hace de 60°: Calcule la altura de la torre. por fi ... ayuda :

An animal shelter has 21 puppies. if the puppies are 28% of the total dog and cat population , how many dogs and cats are in the animal shelter

An airport in death valley is 60 feet below sea level, and an airplane is flying 2,000 feet above sea level. how many feet must the plane descend in order to land? a. 2060 b. 2000 feet c. 1940 feet d. 1880 feet e.1400 feet will mark as brainliest

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.