What Do You Understand by a Plane Closed Figure?

What do you understand by a plane closed figure?

Sum

Any geometrical plane figure bounded by lines (straight or curved) in a plane is called a plane closed figure.

Each of the following figures is a plane closed figure.

(i)

(ii)

(iii)

(iv)

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Chapter 21 Perimeter and Area of Plane Figures
Exercise 32 (A) | Q 1

Find the perimeter of a rectangle whose length = 22.5 m and breadth = 16 dm.

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The perimeter of the figure ABCDEFGHIJ is ______.