show that of all rectangles having perimeter P, the square has the greatest area.

Question

anonymous · Answer

Could you give a little more data? Like what is the actual question? Like I have to find a perimeter where the area of the square is bigger than the area of the rectangle or?

anonymous · Answer

that is the actual question i have... "show that of all rectangles having perimeter P, the square has the greatest area."

firekat97 · Answer

okay so let the rectangle sides be a and b
so P = a + b + a + b
so P = 2a + 2b

Have you done calculus btw @scott_harkins ?

anonymous · Answer

Wow

firekat97 · Answer

Because I can see a solution with calculus but otherwiseeee I'l have to think lol