The detached-garage roof roofing takeoff measures one roof face at 52 feet by 19 feet. How many roofing squares are shown before waste?
Correct Answer
D) 9.88 squares.
The area is 52 x 19 = 988 square feet. One roofing square is 100 square feet, so the roof has 9.88 squares.
Why This Is the Correct Answer
The area is 52 x 19 = 988 square feet. One roofing square is 100 square feet, so the roof has 9.88 squares.
Why the Other Options Are Wrong
Option A: 9.12 squares.
9.12 squares. is below the supported result for roofing quantity calculation; it likely omits allowance, conversion, coverage, or final round-up.
Option B: 9.48 squares total.
9.48 squares total. is below the supported result for roofing quantity calculation; it likely omits allowance, conversion, coverage, or final round-up.
Option C: 9.72 squares total.
9.72 squares total. is below the supported result for roofing quantity calculation; it likely omits allowance, conversion, coverage, or final round-up.
Memory Technique
Roofing Quantity cart for Estimating Roof: area first, title second, whole units last.
Reference Hint
Study anchor (closed-book): memorize Roofing quantity calculation from California Building Code, California Code of Regulations Title 24. / Title 24 California Building Code roof covering quantity concepts; know the rule or calculation trigger without relying on exam-room lookup.
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