Answer:
6
Step-by-step explanation:
6 is a multiple of three with only itself
Improper because the top is supposed to be lower than the bottom
Answer:
18
Step-by-step explanation:
90-80=10
10*2=20
20-2=18
Answer:
n(9n)(8n+8) = 72x^3+72x^2
Answer:
33
Step-by-step explanation:
The base/square:
3*3 = 9
The sides:
(3*4)/2 = 6
4 sides:
6*4 = 24
Total:
24+9=33