AREA                                                                             SPEED
1 Square meters equals 10.7639 Square feet         1 Kilometers per hour equals 0.621371 Miles (statute) per hour
1 Acres equals 43560 Square feet                          1 Miles (statute) per hour equals 1.60934 Kilometers per hour
1 Hectares equals 107639 Square feet                                                        
Examples
1 Hectares equals 10000 Square meters                        50 Miles per hour equals 80.4672 Kilometers per hour  
1 Hectares equals 2.47105 Acres                              50 Kilometers per hour equals 31.0686 Miles (statute) per hour
                                              


               LENGTH                                                                                 WEIGHT
1 Meters equals 3.28084 Feet                                  1 Pounds (avoirdupois) equals 0.453592 Kilograms
1 Meters equals 1.09361 Yards                                1 Kilograms equals 2.20462 Pounds (avoirdupois)
1 Meters equals 39.3701 Inches                               1 Kilograms equals 1000 Grams
1 Inches equals 2.54 Centimeters                             1 Kilograms equals 35.274 Ounces (avoirdupois)
1 Centimeters equals 0.393701 Inches                     1 Ounces (avoirdupois) equals 0.0283495 Kilograms

                                                               

                                                                   
TEMPERATURE
                                           1 degree Celsius equals 33.8 degrees Fahrenheit
                                           1 degree Fahrenheit equals -17.7778 degrees Celsius
                                                                         
Examples
                                           30 degrees Celsius equals 86 degrees Fahrenheit
                                           30 degrees Fahrenheit equals -1.11111 degrees Celsius
                                           Temperature conversion requires a conversion formula:
                                                          How To Convert Temperatures

                               
 Fahrenheit to Celsius                          Celcius to Fahrenheit
                1. Subtract 32 from degrees Fahrenheit         1. Multiply degrees Celcius by 9
                                2. Multiply by 5                                            2. Divide by 5
                                 3. Divide by 9                                                3. Add 32
Metric Conversions