Question

Hello!
Please help me for this geometry problem
I appreciate it!

Answer 1

x = 48

Explanation:

given a line parallel to a side of a triangle and it intersects the other two sides, it divides those sides proportionally, that is

`(x)/(18)` =
`(56)/(21)` ( cross- multiply )

21x = 18 × 56 = 1008 ( divide both sides by 21 )

x = 48