1 ft = 12 in
1 sq ft = 1 ft × 1 ft = 12 in × 12 in = 144 sq in
→ 45 sq ft = 45 × 144 sq in = 6480 sq in.
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Change to feet by dividing 74 and 45 by 12: 74/12 times 45/12 = 23.125 square feet
132 inches * 45 inches = 11 ft * 3.75 ft = 41.25 sq feet
Inches is a linear measurement and square feet is an area.It is an apples and oranges things.BUT, if you want square inches to square feet, use this:1 square inches = 0.00694444444 square feet
Use this formula to convert from square inches to square feet, : square inches x 0.00694 = square feet
There are five square yards in 45 square feet.