4.5. because ⁼3=9, and 9 divided by 2 is 4.5
A=226.19 A=2πrh+2πr2=2·π·4·5+2·π·42≈226.19467
(3x-9) +(x+19)+x=180
5x+10=180
-10=-10
5x=170
5 = 5
x=34
2x+(2x+10)+x=180
5x+10=180
-10=-10
5x=170
5 = 5
x=34
yes they are similar
I'm pretty sure it's -4x.
Answer: 3
Step-by-step explanation:
simply divide 1200 by 400. :)