Just 'cos! Square units are used for all areas; if you multiply m inches by n inches you get mn sq in
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In order to use units of measurement to calculate area with the metric system, measurements such as square millimeters, square centimeters, square meters, and square kilometers are used. Additionally, a hectare isnâ??t area equal to a square with 100 m on each side.
The formula for the area of a circle is: A = π r²If you use 3.14 for π, the formula would be:A = 3.14 x 9²A = 3.14 x 81A = 254.34 square inchesThe answer will vary depending upon what is used for pi. An online calculator for the area of a circle gives an answer of 254.469.
The answer depends on the units used for 0.103
The answer depends on the units used for the measurements given in the question: feet, yards, metres, ...
Circumference