Respuesta :

Answer:7)r=3,UW=48

Step-by-step explanation:7) as◇UVX IS Congruent to◇WVX,

UX=WX

5r+9=8r

r=3

10)as ◇ AML is congruent to ◇ AMN,

< AML=< AMN

so,A is a bisector of < LMN