A rectangular swimming pool has the following description:
Length: 48 ft.
Width - 22 ft.
Bordered by 8.5 ft. walkway.
Determine 1) perimeter around pool, 2) perimeter around outside edge of walkway.
Check my calculations:
Perimeter = 2L + 2W
P = 2(48) + 2(22)
P = 96 + 44
P = 140 ft. around pool.
P = 2(48) + 2(13.5) : Difference between width of pool and walkway.
P = 96 + 27
P = 123 ft. around outside edge of walkway.

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