Find the dimensions and the area of rectangle having perimeter as 25 cm
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Answer:
By Pythagoras theorem,
Square of the length + Square of the Breadth = Square of the diagonal
7 square + length square = 25 square
49 + length square = 625
Length = 24 cm
Perimeter of the rectangle = 2(l+b)
=2(7+24)
=2(31)
= 62 cm
Area of the rectangle = l × b
= 24 × 7 = 168 cm square
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