3.76, 3.77, 3.78, 3.79, 3.80, 3.81, 3.82, 3.82, 3.83,
I believe the correct answer is 6.4.
Hope this will help
Mark as brainliest plzzzzzzzzz
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