They are all perfect squares
(9x+2)(9x+20
(9x+2)^2
Answer:

Step-by-step explanation:
area of square = side x side
thus, each side = square root of area
= 6
= 6

Answer: There are 18 goodie bags, each with 3 tickets and 2 posters.
Step-by-step explanation:
Answer:
can you type it without doing the /:
Step-by-step explanation: