Answer:
Step-by-step explanation:
Width = x
Length = 3x
Perimeter = x + x + 3x + 3x = 8x
He walked 3 rounds
3 x 8x = 24x
Total distance walked = 5280 feet
24x = 5280
x = 220
Shortest side is 220 feet
Answer:
<h2>9s</h2>
Step-by-step explanation:
63s² = 9 · 7 · s · s = (9s)(7s)
Therefore GCF(9s, 63s²) = 9s