7.Answer:A Work:cause u subtract 3.9- 2.4 and then multiply 1.5(6) and get 9
I just want you to know that you do not need some crazy website to help you answer it, you got this if you do not get it right just ask your teacher when you go over it. and when she explains it pay attention I believe in you
I think it's already in expanded form.
Answer:
Step-by-step explanation:
It is the longest side of a right triangle.
It is opposite the right angle.
Hope this helps!