Put the steps to prove the Vertical Angle Theorem in the correct order.

Determine whether the graphs of y=8x+5 and -y=8x-5 are parallel, perpendicular, coincident, or none of these. a. coincident b. parallel c. perpendicular d. none of these

Find the pattern and use it to list the nth term in the sequence. 6, 12, 20, 30, 42, 56, the nth term of the sequence is

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