Question

HELP PLEASE!

Answer 1

answer is C

Answer 2

do you know why?

Answer 3

similarity

Answer 4

No, :( can you explain? :(

Answer 5

well, it says that to make parallelogram, to make each side parallel

Answer 6

so we can use here similarity

Answer 7

consider 4 separate triangles

Answer 8

they are all similar

Answer 9

so we found an equation here \[\frac{ x+y }{ 5y }=\frac{ 12 }{ 3x }\]

Answer 10

and in addition, diagonals are equally crossed

Answer 11

so 12=3x and x+y=5y

Answer 12

so x=4 and y=1

Answer 13

got it?

Answer 14

Thanks a lot!!!! :)