Pls help i’m desperate

When are triangles considered similar? a. corresponding angles are equal andcorresponding sides are proportionalb. corresponding angles are proportional andcorresponding sides are equalc. corresponding angles are equal orcorresponding sides are proportionald. corresponding angles are proportional orcorresponding sides are equal select the best answer from the choices providedmark this and retumsave and exitnext

How does reflecting or rotating a figure change the interior angles of the figure?

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?