Because they wanted to annoy you!
For goodness sake why do people have to be so stupid!! why do they call a flat a flat when they're 3D? Why call a pencil a pencil? Why call a cul de sac a cul de sac, that makes no sense. Why call it king's cross - no kings have crossed it...
stop being an idiot!
Chat with our AI personalities
Instead of "square footage", those who are comfortable with their math almostalways call it "area". After all, it could be square inches, square meters, or acres.Each of those would still be 'area', even though none of them is 'square footage'.Area of a circle = (pi) x (radius)2Radius = 1/2 of the diameterArea of your circle = (pi) x (22.5)2 = 506.25 (pi) = 1,590.43 square feet (rounded)
A 3D semi circle
a sphere?
circumference
A piece of an edge of a circle is called an ARC.