Convert Square Inch to Square Yard
Square Inch
A square inch (in²) is a unit of area commonly used in the imperial system and the U.S. customary system. It is defined as the area of a square with sides that are each 1 inch long. One square inch is equal to 1/144 of a square foot or 6.4516 square centimeters.
The square inch is derived from the inch, a unit of length that has been used for centuries. The inch was originally based on various physical objects, such as the width of a human thumb, but it was standardized in the 14th century in England. The square inch, as a unit of area, emerged as a way to measure smaller surfaces, particularly for applications such as manufacturing, fabric measurement, and printing. Today, the square inch is widely used in the United States and the United Kingdom for measuring the area of small objects, screens (such as in electronics), and materials, particularly in contexts where imperial or U.S. customary units are preferred.
Square Yard
A square yard (yd²) is a unit of area in the imperial system and the U.S. customary system. It is defined as the area of a square with sides that are each 1 yard long. One square yard is equal to 9 square feet or 0.8361 square meters.
The square yard is derived from the yard, a unit of length in the imperial system. The yard was originally based on the length of a human's stride or other reference lengths in ancient times, but it became standardized in the 14th century during the reign of King Edward II of England. The square yard, as a unit of area, developed as a way to measure spaces like floors, gardens, and plots of land in a more manageable form than smaller units. The square yard continues to be used today, particularly in real estate, landscaping, and construction, mainly in countries that use the imperial or U.S. customary systems.
Convert Square Inch to other area-converter units
1 Square Inch = 0.00064516 Square Meter
1 Square Inch = 6.4516e-10 Square Kilometer
1 Square Inch = 6.4516 Square Centimeter
1 Square Inch = 645.16 Square Millimeter
1 Square Inch = 645160000000000 Square Nanometer
1 Square Inch = 645160000 Square Micrometer
1 Square Inch = Hectare
1 Square Inch = Acre
1 Square Inch = 2.490976686e-10 Square Mile
1 Square Inch = 0.0007716049 Square Yard
1 Square Inch = 0.0069444444 Square Feet
1 Square Inch = 1 Square Inch