See attachment. can right angles c and e be congruent? i'm confused because right angle e is on the outside while right angle c is on the inside but they are both right angles and equal the same degrees.

What is the measure of angle z in this figure? enter your answer in the box. z = ° two intersection lines. all four angles formed by the intersecting lines are labeled. clockwise, the angles are labeled 43 degrees, x degrees, y degrees, and z degrees.

What point is the projection of q on a) r b) s c) t

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