Se dispara un cohete verticalmente hacia arriba y sube con una aceleración vertical constante de 19,6 m/s2 durante 1 min. En ese momento agota su combustible y sigue subiendo como particula libre. ¿Cuál es el tiempo total - en segundos(s) transcurrido desde el instante en que
despega el cohete hasta que regresa al suelo?
a) 120
b) 262
c) 327
d) 180
e 357​

The graph of which equation includes the points (0, 10) and (10, 11)? y = 10x + 11 y = x + 10 y= 1/10x + 10 y = 1/10x + 11

What is the greatest number of parts of a circle that can be formed by cutting the circle with 7 straight cuts? (note: the parts do not have to be equal in size)

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