            Circle                 Radius is 1/2 of diameter                  Area of circle = pi (3.1416) x radius squared                  Circumference of circle = pi (3.1416) x diameter Covers 81 square feet, 4 inches deep   One Cubic Yard of Concrete        2355 BELMONT CENTER DR.  SUITE  104, BELMONT, MI. 49306       Land Measurements 1 acre  =  208.7' x 208.7' 1 acre  =  43,560 square Feet 1320'  =  1/4 mile 2640'  =  1/2 mile 5280'  =  1 mile 1760 yds  =  1 mile 330'x330'  =  2.5 acres 330x660  =  5 acres 660x660  =10 acres 1320x1320  =  40 acres 640 acres  = 1 Section Section  =  1 Square Mile NE 1/4 of NE 1/4  =  40 acres Township is 36 Square Miles Surveyor's Measure 7.92 inches=1 link (lk) 25 links (16½ ft)=1 rod 4 rods (66ft)=1 chain (ch) 10 square chains=1 acre Square Measure 144 square inches =1 square foot 9 square feet=1 square yard 30¼ square yards=1 square rod 272¼ square feet=1 square rod 40 square rods=1 square rood  US Standard To Metric Conversion     Fractions        Decimals      Metric           1/64       =     0.0156    =   0.397 millimeters         1/32       =     0.0312    =   0.794 millimeters        1/16       =     0.0625    =   1.588 millimeters        1/8         =     0.125      =   3.175 millimeters        1/4         =     0.250      =   6.350 millimeters           5/16       =     0.3125    =   7.938 millimeters        3/8         =     0.375      =   9.525 millimeters        7/16       =     0.4375    =  11.113 millimeters        1/2         =     0.500     =   12.700 millimeters        9/16       =     0.5625   =   14.288 millimeters        5/8         =     0.625     =  15.875 millimeters       11/16      =     0.6875   =   17.463 millimeters        3/4         =     0.750    =   19.050 millimeters       13/16      =     0.8125   =   20.638 millimeters        7/8         =     0.875    =   22.225 millimeters       15/16      =     0.9375   =   23.813 millimeters       1 inch      =     1.00      =   25.400 millimeters Liquid Measurements A pinch  =  1/8 tsp. 3 tsp  =  1 Tbsp. 2 Tbsp  =  1/8 cup/1 oz 3 Tbsp  = 1 jigger 16 Tbsp  =  1 cup 8 oz  =  1 cup 1 cup   =  1/2 pt. 2 cups  =  16 oz  =  1 pt. 2 pts  =  32 oz  = 1 qt 1qt  =  32 oz. 4 qts  =  1 gal. 1 gal  =  128 oz. 8 qts  =   1 peck 4 pecks = 1 bushel 42.195 K Race = 26.22 miles 25 K Race = 15.53 miles 5 K Race = 3.11 miles Fifth Third River Bank Run   1 millimeter  =  0.039 inches 1 centimeter  =  0.39 inches 1 meter  =  3.28 feet or 39.37 inches 1 Kilometer  =  3280.84 feet 1.61 Kilometers = 1 mile 2 Cycle Engine Gas/Oil Mix 32:1 mix…...….4 oz. per  gal 50:1 mix……..2.56 oz per gal Cord of Wood Chord of wood = 4’x 4’x 8’ or 128 cubic feet Chord of wood weighs 5600# Boston Marathon       