Are the following triangles similar? Show all work and/or explanations. If so, state the reason (SSS, SAS, AA)

Aparallelogram has two side lengths of 5 units. three of its sides have equations y = 0, y = 2, y = 2x. find the equation of the fourth side.

#1-20 state whether the angles are alternate interior, alternate exterior, vertical, or corresponding angles.

What rule describes a dilation with a scale factor of 4 and the center of dilation at the origin?