Answer:
3x^(2)+6x+4
Step-by-step explanation:
20 cm tall
12 x 20 x 20 = 4800
180%
Im not sure I understood the problem
But 180% of 5 is 9
850 people
10,200 people in 12 rows
÷ 12 on both sides:
people in rows
people in row.