Question

Triangle ABC~ DEF. Find the missing value of x.

Answer 1

@Decarr432 @mathmale @litzyceron @matheducatorMcG

Answer 2

@threshsupport @Astrophysics

Answer 3

what have you done so far? Have you tried rotating the 2nd triangle so that it's more easily apparent that the triangles actually are similar?

Answer 4

Yes, I matched the triangle up by using the ABC-DEF information @mathmale

Answer 5

Smart move. Now, how would you pick two corresponding sides (such as the 2 longest sides) in the 2 different triangles, and write a ratio of their lengths? Could you do that, please?

Answer 6

I figured it out,,,,, it was 20