Respuesta :

Answer:

3 3/5 inches

Step-by-step explanation:

Write and solve an equation of ratios:

 x          6 in

-------- = --------

3 in        5 in

Then 5x = 3(6), or 5x = 18, or x = 18/5.  

The diagram would be 18/5 inches wide, or 3 3/5 inches wide.