Considere un tanque cilíndrico con un radio de 20 pies lleno de agua. Su volumen, V, en función de la altura, h, del agua viene dado por V(h) = 900 π h. A medida que el agua sube, su altura viene dada por h(t) = 20t. ¿Qué función da el volumen de agua en el tanque en el tiempo t minutos?

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.

Find the missing dimension extra points

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations