A person stands at a window on the the 9th floor of an office building. he measure the angle of elevation to be 25 and the angle of depression to be 36 of the top and the base of a tower. the person knows that he made the measurement 40 m above the ground Determine the height of the tower to the nearest tenth of a meter

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

The price for gasoline is represented by the equation y=3.69x, where y represents the total price for x gallons of gasoline. on a graph, the number of gallons is represented on the horizontal axis, and the total price is represented on the vertical axis. determine whether each statement describes the graph of the equation. select true or false for each statement