A square has its diagonals perpendicular bisector to each other and is of the same length. The length of each side of the original garden is 4 meters.
A square has its diagonals perpendicular bisector to each other and is of the same length.
A square is always a rectangle, parallelogram, a rhombus and a quadrilateral but its reverse statement may or may not be true.
Let the length of the original garden be x. Given the garden is in a square shape the area will be the square of the side of the square garden.
Given that each side of the original square garden is increased by 9 meters, therefore, the new total area of the garden will be 169 square meters. Thus, the area of the new garden can be written as,
(x+9)²=169
(x+9)²=13²
x+9=13
x=4
Hence, the length of each side of the original garden is 4 meters.
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