Please help! What is the Area of the Triangle?

Answer and explanation please! <3

What is the value of x in the following equation. -x ^3/2 = -27

The value of cos 30° is the same as which of the following?

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