Answer:
A
Step-by-step explanation:
A white an expression that represents the perimeter
Step-by-step explanation:
hi
Answer:
2x+2
Step-by-step explanation:
the green brick is x, and the yellow squares mean 1.
add them all together and you get 2x(two big green ones) + 2(two yellow ones)
(9/6) = (15/?)
9? = 90
? = 10