The cost of ploughing in a square field is 2450$ at the rate of 2$ per 10 sq meter .find the length of the side of the square

The length of the side of the square is

Further Explanation:

The formula of area of square can be expressed as follows,

The formula of perimeter of the rectangle can be expressed as follows,

Here, s represents the side of square.

Given:

The cost of plugging in a square field is

The cost for plugging per 10 square meter is

Explanation:

The cost for plugging per 10 square meter is

The cost for plugging 1 square meter can be obtained as follows,

The total area that plugged can be obtained as follows,

The length of the side of the square can be obtained as follows,

The length of the side of the square is

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Answer details:

Grade: Middle School

Subject: Mathematics

Chapter: Mensuration

Keywords: length, square, area, side of square, width, breadth, area, dimension, measure of sides, dimensions of rectangle, expression, plugging, square field, Rs 2450, 2 per 10 square meters, length of the side.

correct answer:

b.(19,-2)