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Area of circular pan: pi*9 squared = 254.469 square inches Area of square pan: 18*18 = 324 square inches which has the greater area
I don't understand the phrase "circular diameter areas". Working with the given numbers alone . . . 78.5 is 30.53% less than 113.0 . 113.0 is 43.95% more than 78.5 .
A henhouse with a hexagon shape was easier to build than a circular one. Most nuts and bolt heads have a shape that is either a square or a hexagon.
Bigger than what ? Smaller than what ? If you have a certain perimeter and you want to cram the most area inside it, or if you have a certain area and you want to enclose it in the shortest perimeter, then you must make the perimeter circular. If you have only a limited number of fence posts and a circular perimeter isn't practical, then you make the perimeter square.
1. Standard deviation is not a measure of variance: it is the square root of the variance.2. The answer depends on better than WHAT!