LENGTH MEASURE

                                    1 inch = 25.4 millimeters

                                            **** *2.54 centimeters

                                    1 foot = 0.3048 meter

                                    1 yard = 0.9144 meter

                                    1 mile = ~ 1.609 kilometer

 

                            AREA MEASURE

                                    1 square inch = ~ 6.452 square centimeters

                                    1 square foot = ~ 9.29 square decimeters

                                    1 square yard = ~ 0.836 square meter

                                    1 acre = ~ 0.4047 hectare

                                    1 square mile = ~ 2.59 square kilometers

 

                    VOLUME MEASURE

                                    1 fluid ounce = ~ 29.57 milliliters

                                    = ~ 29.57 cubic centimeters

                                    1 liquid quart = ~ 0.9464 liter

                                    1 gallon = ~ 3.785 liters

                                    1 dry quart = ~ 1.101 liter

                                    1 bushel = ~ 35.24 cubic decimeters

                                    1 cubic inch = ~ 16.39 cubic centimeters

                                    1 cubic foot = ~ 28.32 cubic decimeters

                                    1 cubic yard = ~ 0.7646 cubic meter

                           MASS MEASURE

                                    1 grain = ~ 64.8 milligrams

                                    1 ounce, advp. = ~ 28.35 grams

                                    1 pound, advp. = ~ 0.4536 kilogram

                                    1 ton, short = ~ 0.907 metric ton

= ~ indicates approximate value