Answer:
3.6 = DE
Step-by-step explanation:
sin∅ = [tex]\frac{y}{r}[/tex]
sin42°= [tex]\frac{y}{6}[/tex]
4.014783638= y
tan∅= [tex]\frac{y}{x}[/tex]
tan 42° =[tex]\frac{4.014783638}{x}[/tex]
4.014783638 tan42° = x
3.614927425 =x
round off to the answer
∴ x =DE = 3.6
