Find the area and the perimeter of a rectangular plot of land whose length and breadth are 28.5 m and 20 m respectively.

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570 sq.m and 97 m respectively

520 sq.m and 97 m respectively

740 sq.m and 97 m respectively

258 sq.m and 97 m respectively

answer is A.

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Detailed Solution

Concept- Use the ideas that the perimeter of any shape is equal to the sum of all its side lengths in this specific sort of inquiry and that the area of a rectangular plot is equal to the product of the rectangle's length and width to arrive at the answer.
Given that
Question Image

Let

represent the perimeter.
As a result,

meter
Consequently, the rectangle's perimeter is 97 meters.
As we already know, the rectangle's area (A) is calculated as the sum of its length and breadth.
Therefore, A = length x breadth
Now replace the values with the ones we have.
As a result,

square meters.
Hence, the correct answer is option 1.

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