The image of trapezoid pqrs after a reflection across is trapezoid p'q'r's'.

what is m angle yxs?
a. 45º
b. 90º
c. 180º
d. 270º

Can someone me with this problem i don't understand i need

Me with geometry ! in this figure, bc is a perpendicular bisects of kj. dm is the angle bisects of bdj. what is the measure of bdm? •60° •90° •30° •45°

Sue's average score for three bowling games was 162. in the second game, sue scored 10 less than in the first game. in the third game, she scored 13 less than in the second game. what was her score in the first game?