Question

AABC and AXYZ are similar. Find the missing side length.

Y
B.
6.
?
15
5
A
4
С
X
12
Z
(The triangles are not drawn to scale.)

Answer 1

2

Explanation:

As they are SIMILAR, they have a ratio!

15:5=3

So, the scale factor is 3 from triangle ABC to triangle XYZ

6/3=2