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प्रश्न
Two figures can have the same area but different perimeters.
विकल्प
True
False
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उत्तर
This statement is True.
Explanation:
Because the perimeter is the sum of all sides of closed shapes or polygons while the area is just bounded space insides.
Let’s take example of parallelogram
Their corresponding height and sides may different.
Thus, perimeter cannot be equal, even though area is equal.
Example:
Parallelogram 1: Side 1 = 6,
Side 2 = 3,
Height with side 1 base = 2.5
So, Area = 6 × 2.5 = 15
And perimeter = 2 × 6 + 2 × 3 = 12 + 6 = 18
Let, parallelogram 2: Side 1 = 5,
Side 2 = 3.5,
Height with side 1 base = 3
So, Area = 5 × 3 = 15
And perimeter = 2 × 5 + 2 × 3.5 = 10 + 7 = 17
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Avneet buys 9 square paving slabs, each with a side of `1/2` m. He lays them in the form of a square.

- What is the perimeter of his arrangement [Fig (i)]?
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- Avneet wonders if there is a way of getting an even greater perimeter. Can you find a way of doing this? (The paving slabs must meet along complete edges i.e. they cannot be broken.)
In the following figure, if (ii) is divided into squares of unit length, then its area is 13 unit squares.
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| (ii) |

