Using the dimensions shown for the waterproofing membrane panel, what is the plan area?
Correct Answer
C) 504 sf
The figure gives 28 ft by 18 ft, so the area is 504 sf.
Why This Is the Correct Answer
The figure gives 28 ft by 18 ft, so the area is 504 sf.
Why the Other Options Are Wrong
Option A: 448 sf
448 sf uses a 16 ft width instead of the printed 18 ft.
Option B: 576 sf
576 sf adds 4 ft to the printed length before multiplying.
Option D: 46 sf
46 sf adds length and width instead of multiplying area.
Memory Technique
Footprint memory for waterproofing-membrane panel: boundary labels define the product.
Reference Hint
Open Sheet A-707; read the horizontal and vertical dimensions around the labeled shape.
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