Question

http://prntscr.com/6pl6lr
@Michele_Laino

Answer 1

How do I do this? Please explain step by step you're doing.

Answer 2

You can use proportions since these are similar triangles. hold on a sec while i draw them

Answer 3

okay

Answer 4

hint the scale factor is:
4/1.5=...?

Answer 5

To sides that correspond with each other are the same color. Let's find a, find.

Answer 6

\[\frac{ 4 }{ 1.5 }=\frac{ b }{ 3 }\]

Answer 7

The*, not to

Answer 8

Exactly. Great job. Now solve for b

Answer 9

ok!