Plss help if can! Thanks!

Harry’s soccer team plays 2 nonconference games for every 3 games that they play against conference opponents. if y represents the number of nonconference games and x represents the number of conference games, which equation best models this proportional relationship? a)y=2/3 x b)y=3/2 x c)y = 2x d)y = 6x

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?