Multiple choice general knowledge

Among all shapes with the same perimeter which one has the largest area ?

  1. Circle

  2. Triangle

  3. Rectangle

  4. Ellipse

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

This is a classic result from the isoperimetric inequality in mathematics. Among all closed curves with a given perimeter, the circle encloses the maximum area. This fundamental geometric principle has been proven mathematically and explains why circular shapes are optimal for enclosing space.