Cassie ran up 8 flights of stairs. write integer to represent the situation

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

If the discriminant if a quadratic equation is 4 which statement describes the roots?

Math i have no idea how to do a and b