Answer:
a square backyard with width (x - 9)
Step-by-step explanation:
x²−18x + 81 = x² - (2 x 9) x + 9² = (x - 9)²
width = area / length = (x - 9)² / (x - 9) = x - 9
Length = width
This is a square backyard
Answer:
septagon
Step-by-step explanation:
septagon is the only regular polygon that can make a tessellation
hope it helps .
Answer:
5/3
Step-by-step explanation:
Answer:
96%
Step-by-step explanation:
too easy for me
