Prentice Hall Algebra 2

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Reference

**Table 1 Measures**
	United States Customary		Metric
Length	12 inches (in.)	= 1 foot (ft)	10 millimeters (mm)	= 1 centimeter (cm)
	36 in.	=1 yard (yd)	100 cm	= 1 meter (m)
	3 ft	= 1 yard	1000 mm	= 1 meter
	5280 ft	= 1 mile (mi)	1000 m	= 1 kilometer (km)
	1760 yd	= 1 mile
Area	144 square inches ( in. 2 ) 144 . squareinches . open , in. squared , close	= 1 square foot ( ft 2 ) equals 1 . squarefoot . open , ft squared , close	100 square millimeters ( mm 2 ) 100 . squaremillimeters . open , mm squared , close	= 1 square centimeter ( cm 2 ) equals 1 . squarecentimeter . open , cm squared , close
	9 , ft squared	= 1 square yard ( yd 2 ) equals 1 . squareyard . open , yd squared , close	10 comma 000 , cm squared	= 1 square meter ( m squared )
	43 comma 560 , ft squared	= 1 acre (a)	10 comma 000 , m squared	= 1 hectare (ha)
	4840 . yd squared	= 1 acre
Volume	1728 cubic inches ( in. 3 ) 1728 . cubicinches . open , in. cubed , close	= 1 cubic foot ( ft 3 ) equals 1 . cubicfoot . open , ft cubed , close	1000 cubic millimeters ( mm 3 ) 1000 . cubicmillimeters . open , mm cubed , close	= 1 cubic centimeter ( cm 3 ) equals 1 . cubiccentimeter . open , cm cubed , close
Volume	27 , ft cubed	= 1 cubic yard ( yd 3 ) equals 1 . cubicyard . open , yd cubed , close	1 , 000 , 000 cm 3 1 comma 000 comma 000 , cm cubed	= 1 cubic meter ( m 3 ) equals 1 . cubicmeter . open , m cubed , close
Liquid Capacity	8 fluid ounces (fl oz)	= 1 cup (c)	1000 milliliters (mL)	= 1 liter (L)
	2 c	= 1 pint (pt)	1000 L	= 1 kiloliter (kL)
	2 pt	= 1 quart (qt)
	4 qt	= 1 gallon (gal)
Weight or Mass	16 ounces (oz)	= 1 pound (lb)	1000 milligrams (mg)	= 1 gram (g)
	2000 pounds	= 1 ton (t)	1000 g	= 1 kilogram (kg)
			1000 kg	= 1 metric ton
Temperature	32 degrees F	= freezing point of water	0 degrees C	= freezing point of water
	98 . 6 degrees F	= normal human body temperature	37C °	= normal human body temparature
	212 degrees F	= boiling point of water	100 degrees C	= boiling point of water

**Customary Units and Metric Units**
Length	1 in. equals 2 . 54 cm	1 cm ≈ 0 . 39 in . 1 , cm , almost equal to 0 . 39 , in , .
	1 , ft , almost equal to 0 . 305 m	1 m almost equal to 3 . 28 , ft
	1 mi almost equal to 1 . 61 , km	1 , km , almost equal to 0 . 62 , mi
Area	1 acre equals 0 . 40 ha	1 ha equals 2 . 47 acres
Capacity	1 , qt , almost equal to , 0.95 , cap l	1 cap l almost equal to , 1.06 , qt
Weight and Mass	1 oz almost equal to 28 . 4 g	1 g almost equal to , 0.035 , oz
Weight and Mass	1 , lb , almost equal to , 0.45 , kg	1 , kg , almost equal to , 2.205 , lb

**Time**
60 seconds (s close equals 1 minute (min)	4 weeks (approx.)	= 1 month (mo)	12 months equals 1 year
60 minutes equals 1 hour (h)	365 days	= 1 year (yr)	10 years equals 1 decade
24 hours equals 1 day (d)	52 weeks (approx.)	= 1 year	100 years equals 1 century
7 days equals 1 week (wk)

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Reference

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