Para calcular el area de la cortina, se debe multiplicar su ancho por su largo, si se determina que el ancho corresponde a la variable x, entonces su largo sera 3x; por lo tanto, la expresión del area es A= x • 3x ayuda ​

You will get 25 points an image of a rectangular prism is shown below: part a: a cross section of the prism is cut with a plane parallel to the base. what is the name of the shape created by the cross section? explain your answer. (5 points) part b: if a cross section of the prism is cut perpendicular to the base, what would be the shape of the resulting cross section? explain your answer. (5 points)

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Which of the following is a solution of z^6 = 64i? 2(cos105° + isin105°) 2(cos120° + isin120°) 2(cos135° + isin135°) 8(cos15° + isin15°)