Answer:
Step-by-step explanation:
Given triangles are similar, so we setup a proportion
(140-x)/81 = x/9
solving gives x = 14
AC = 140-x = 140-14 = 126
He will not need to pay a shipping fee because 12*9.75 is more than $100.
I'm not following. What's the question?
I can't see the question it's blurry