Answer:not sure what u talking about
Step-by-step explanation:
Area of a square is side length ^2
To find the length of the side of a square from the area, that’s the square root of the area:
Length of side = sqrt(81) = 9 meters
Area of wall = length of side x height:
Area of wall = 9 x 5 = 45 square meters
Answer: 45 square meters
A reflection across the x-axis. Hope this helps!
Answer:
136
Step-by-step explanation:

Step 1:

Step 2:

On comparing values we get:
Taking:

n-5=0
n=5✓
or
Taking:

n-4=1
n=5✓