Imperial Units for Length



10-3 Formula SheetLinear Conversions (1 dimension)Imperial Units for Length1 foot = 12 inches1 yard = 3 feet1 mile = 1760 yardsMetric (SI) Units for LengthUnitSymbolRelationship to metrekilometerkm1 km = 1000mhectometrehm1 hm = 100 mdecametredam1 dam = 10 mmetremdecimetredm1 dm =.1m OR 1 dam = 10 mcentimetrecm1 cm = 0.01 m OR 1 m = 100 cmmillimetremm1 mm = 0.001 m OR 1 m = 1000 mmImperial to Metric1 in = 2.54 cm1 ft = 0.31 m1 yd = 0.91 m1 mi = 1.61 kmMetric to Imperial1 mm = 0.039 in1 cm = 0.39 in1 m = 1.09 yd1 km = 0.62 mileArea Conversions (2-Dimensions)Metric UnitsImperial UnitsImperial to MetricMetric to Imperial1 km2 = 1 000 000 m21 km2 = 100 ha1 sq ft = 144 sq in.1 sq in = 6.4516 cm21 cm2 = 0.1550 sq in.1 hectare (ha) = 1 hm21 ha = 10 000 m21 sq yard = 9 sq feet1 sq ft = 0.0929 m21 m2 =10.7639 sq ft1 dam2 = 100 m21 sq mi = 3 097 600 sq yd1 sq yd = 0.8361 m21 km2 =0.3861 sq mi1 m2 = 10 000 cm21 acre = 4840 sq yd1 sq mi = 2.5900 km21 dm2 = 0.01 m 21 acre = 0.4047 ha1 cm2 = 0.0001 m21 mm 2 = 0.000 001 m2Volume Conversions (3-Dimensions)Metric UnitsImperial UnitsImperial to MetricMetric to Imperial1 km3 = 1 000 000 000 m31 cu ft = 1728 cu in.1 cu in. = 16.39 cm31 cm3 = 0.06 cu in1 hm3 = 1 000 000 m31 cu yd = 27 cu ft1 cu ft = 28.32 dm31 m3 = 1.31 cu yd1 dam3 = 1000 m31 cu yd = 0.76 m31 km3 =0.24 cu mi1 m3 = 1 000 000 cm31 cu mi = 4.17 km31 dm3 = 0.001 m31 cm3 =0.000 001 m3(Note: 1 cm3 = 1 mL)1 mm3 = 0.000 000 001 m3CapacityMetric UnitsImperial UnitsImperial to MetricMetric to Imperialkilolitre (kL) 1 kL = 1000L1 fl oz = 2T (tblspoon)1 fl oz = 29.57 mL1 mL = 0.03 fl ozhectorlitre (hL) 1hL = 100 L1 c = 8fl oz (US)1 c = 10 fl oz (UK)1 pt = 0.47 L, or 470 mL1 L = 2.11 ptdecalitre (daL) 1 daL =10 Lpint (pt) 1 pt = 2 c 1 pt = 16 fl oz1 qt = 0.95 L, or 950 mL1 L = 1.06 qtlitre (L) 1L = 1000 mLquart (qt) 1 qt = 2 pt1 qt = 32 fl oz1 gal = 3.79 L, or 3790 mL1 L = 0.26 galdecilitre (dL) 1 dL = 0.1 Lgallon (gal) 1 gal = 4qt1 gal = 128 fl ozcentilitre (cL) 1cL = 0.01 L1 bushel (bu) = 8 galmillilitre (mL) 1mL = 0.001 LMassMetric UnitsImperial UnitsImperial to MetricMetric to Imperial1 kg = 1000 g1 t = 1000 kg1 lb = 16 oz1 oz = 28.35 g1 g = 0.04 ozhectogram (hg)1 hg = 100 gton (T)1 T = 2000 lb (US)1 T = 2240 lb (UK)1 lb = 0.45 kg1 kg = 2.21 lbdecagram (dag)1 dag = 10 g1 T = 0.91 t1 t = 1.10 Tgram (g)1 g = 1000 mgdecigram (dg)1 dg = 0.1 gcentigram (cg)1 cg = 0.01 gmilligram (mg)1 mg = 0.001 gArea2-D ShapesCircleArea= πr2Circumference = 2πr OR πdRectangleA=l×wTriangleA= 12(base×height)ParallelogramA=base×heightTrapezoidA=12×(a+b)×hSquareA = s23-D ShapesRectangular PrismSA=2l×w+2w×h+2(l×h)CylinderSA=2πr2+2πrhCone SA= πr2+πrs s is slant heightMeasuring Right TrianglesPythagoras Theorema2+b2=c2Trigonometric Ratiossin(A)=opphyp cos(A)=adjhyp tan(A)=oppadj ................
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