Prove that cos^2A+COSx^{2} A+sinx^{2} Bcos2A = sinx^{2} B+cosx^{2} Acos2B

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.

Opposite angles in a parrellelogram are

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