Please answer I really need help

On an airplane there are two seats on the left side and three seats on the right side there are 90 seats o the right side of the plane

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?

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