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Conversions and Math

Terms in this set (21)

12 inches = 1 foot
36 inches = 3 feet
36 inches/3 feet = 1 yard
5,280 feet = 1 mile
16.5 feet = 1 Rod
320 Rods = 1 mile
144 square inches (12x12) = 1 square foot
1,296 square inches (36x36) = 1 square yard
9 square feet = 1 square yard
43,560 square feet = 1 acre
640 acres = 1 square mile
1,728 cubic inches (144x12)= 1 cubic foot
46,656 cubic inches = 1 cubic yard
27 cubic feet = 1 cubic yard
Area of a rectangle or square = base x height
Area of a triangle = base x height / 2

X Bar method = Part/ Total X Rate
12 inches =
1 foot
36 inches =
3 feet (1 yard)
3 feet (36 inches) =
1 yard
5,280 feet =
1 mile
144 (12x12) square inches =
1 square foot
1,296 square inches =
1 square yard
9 square feet =
1 square yard
43,560 square feet =
1 acre
640 acres =
1 square mile
1,728 (144x12) cubic inches =
1 cubic foot
46,656 cubic inches =
1 cubic yard
27 cubic feet =
1 cubic yard
1 Rod =
16.5 feet
320 Rods =
1 mile
Furlong
660 feet/220 yards/20 acres
Chain
66 feet/4 rods
Area of a rectangle or square
Base x Height
Area of a triangle
Base x height / 2
A-frame, A-shape, gable roof
base x height x width /2
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