Question

Which statement must be true to prove that segment DE is parallel to segment CA?

Answer
1 : DC = 5 : EA
1 : EA = 5 : DC
4 : DC = 3 : EA
4 : EA = 3 : DC

Answer 1

the ratio BD:BE must be equal to DC:EA

so DC:EA = 20:15 = 4:3

thus 4:DC = 3:EA

Answer 2

ooohhhh ok thanks!!!

Answer 3

my pleasure :)