AREA MEASURE144 square inches_= 1 sq ft 9 square feet = 1 sq yd = 1296 sq in 1 acre = 43560 sq ft. 640 acres = 1 sq mi 1 mile square = 1 section (of land) 6 miles square = 1 township = 36 sections CUBIC MEASURE1728 cubic inches = 1 cubic foot (or 12" X 12" X 12") 27 cubic feet = 1 cubic yd (or 3' X 3' X 3') Cubic Feet of Area for a Rectangle Cubic Formula: Width X Length X Height Example: How many cubic feet for a sidewalk 100 feet by 3 feet and 3 inches thick?Square feet = 100 X 3 = 300 square feet Cubic feet = 100 X 3 X 25% or .25 (3 inches is of a foot) = 75 cubic feet How much Cubic Yards of Cement would be needed? A cubic yard would be 3 ft X 3 ft X 3 ft or 27 cubic feet 100 X 3 X .25 divided by 27 = 2.8 cubic yards of cement Review QuestionsTo find the cubic feet, you would multiply:A) width X lengthB) height X length C) width X height X length D) width X height Your client wants to build a driveway that is 150 ft long and 10 feet wide. How many cubic yards of cement is necessary if it is 3 inches thick?A) 13 cubic yardsB) 14 cubic yards C) 10 cubic yards D) 8 cubic yards 1 cubic yard would equal an area:A) 3 ft X 3 ft X 3 ftB) 4 ft X 3 ft X 1 ft C) 2 ft X 2 ft X 3 ft D) 1 ft X 1 ft X 6 ft CLICK HERE FOR MORE REVIEW QUESTIONS AND ANSWERS (41638)
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