Un cono y una pirámide de base cuadrada poseen el mismo volumen. Sabiendo que sus alturas son iguales, ¿cuánto mide el lado en la base de la pirámide si el cono tiene en su base un área de 36π cm2?

Solve: 3x+y=6 4x-2y=18 show all work !

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a. m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

Abag contains pieces of paper numbered from 5 to 9. a piece of paper is drawn at random. what is the theoretical probability of drawing a number less than 8?