Advertisements
Advertisements
प्रश्न
What do you understand by a plane closed figure?
Advertisements
उत्तर
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)

APPEARS IN
संबंधित प्रश्न
The diameter of a circle is 42 cm, find its perimeter. If the perimeter of the circle is doubled, what will be the radius of the new circle? (Take π = `22/7`)
Find the perimeter of each of the following closed figures:
The area of a rectangular shaped photo is 820 sq.cm. and its width is 20 cm. What is its length? Also find its perimeter
In an exhibition hall, there are 24 display boards each of length 1 m 50 cm and breadth 1 m. There is a 100 m long aluminium strip, which is used to frame these boards. How many boards will be framed using this strip? Find also the length of the aluminium strip required for the remaining boards.
What is the length of outer boundary of the park shown in the following figure? What will be the total cost of fencing it at the rate of Rs 20 per metre? There is a rectangular flower bed in the center of the park. Find the cost of manuring the flower bed at the rate of Rs 50 per square metre.

Find the perimeter of the following figure:

Find the perimeter of the following shape:
An isosceles triangle with equal sides of 8 cm each and the third side of 6 cm.
The perimeter of the figure ABCDEFGHIJ is ______.

What is the perimeter of a closed figure?
A closed figure has 12 sides, each measuring 3 cm, except four sides which measure 1 cm each. What is its perimeter?
