Answer:
x = 14.4
Step-by-step explanation:
Using dilations, the following equation can be written to show the relationship between the two similar triangles:
x/4 = (6.5 + 2.5)/2.5
x/4 = 9/2.5
Cross multiply
x*2.5 = 9*4
2.5x = 36
2.5x/2.5 = 36/2.5
x = 14.4
