Answer:
u= 230
Step-by-step explanation:
u = 230
105 = u − 125
Add 125 to each side
105+125 = u − 125+125
230 = u
D=9
A=pie*radius^2
=3.14*9/2*9/2
=63.58
=64
I Am Going Ask My teacher. I just screenshot it.
5d×(d-4)
-20d answer
answer -20d
