Arectangular billboard 8 feet in height stands in a field so that its bottom is 10 feet above the ground. a nearsighted cow with eye level at 4 feet above the ground stands x feet from the billboard. express θ, the vertical angle subtended by the billboard at her eye, in terms of x. then find the distance x(0) the cow must stand from the billboard to maximize θ.

find θ(x) and

θ is maximized when x0＝？

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Which shows the correct lengths of side c in both scales? scale 1: 45 m; scale 2: 60 m scale 1: 60 m; scale 2: 45 m scale 1: 36 m; scale 2: 27 m scale 1: 27 m; scale 2: 36 m mark this and return save and exit

The school that imani goes to is selling tickets to the annual dance competition. on the first day of the ticket sales the school sold 7 adult tickets and 5 child tickets for a total of $96. the school took in $40 on the second day by seling 3 adult tickets . find the price of an adult ticket and the price of a child ticket. solve by using substitution elimination college prep algebra math heres the 2 equations i came up with 7x+5y=96 and 3x+2y= -40 show all workiv be stuck on this.