ΔABC was dilated from the origin by a scale factor of 2 to create ΔA′B′C′. Which statement explains why the triangles are similar?

Find the volume of the solid obtained by rotating the region enclosed by the curves y=1x and y=7^-x about the x-axis. (use symbolic notation and fractions where needed.) volume =

Find the maximum value of p= 4x + 5y subject to the following constraints :

Using graph paper, determine the line described by the given point and slope. click to show the correct graph below.(0, 0) and 2/3