Answer:
The correct option is III: 4.5 cm.
Step-by-step explanation:
The area of a square is the following:
(1)
Where:
A: is the area
b: is the side of the square
We have that the area is 20 cm², hence by solving equation (1) for <em>b</em> we can find the side:

Therefore, the correct option is III: 4.5 cm.
I hope it helps you!
Answer:
3
Step-by-step explanation:
I believe it is 3 because you are multiplying each number by 3 to get your bigger shape
The equation is more than that numbor
Answer:
Y=5x+7
Step-by-step explanation:
I know trust me.