Question

May someone please explain how to do this Geometry problem

Answer 1

so i think will be 8/4 =10/x ,but not sure ...

Answer 2

,,proportionality of them

Answer 3

Yeah it would be that. Now what?

Answer 4

multiplie cross and calcule x
8x=40
x=40/8 =5

Answer 5

ok ?

Answer 6

Uhm,. can you explain in pictures, please?

Answer 7

Oh, I understand. It'd be 5

Answer 8

so than this sign that these two lines halfed reciprocaly

Answer 9

Wait... five isn't one of the options...

Answer 10

So, I have to divided the 5 in half?

Answer 11

I'm confused.

Answer 12

what are the options ?

Answer 13

Oh nevermind, I got it. Thanks. :)

Answer 14

Oh, I have one more question