Question
Perimeter of a square shaped plot is 200 metres and the
area of a rectangular plot is 50% more than that of the square shaped plot. Find the area (in m2) of a rectangular plot?Solution
Perimeter of square shaped plot = 200 metres Let length of each side of the square shaped plot be ‘a’ metres. So, 4a = 200 Or, a = 50 Area of square shaped plot = 50 × 50 = 2500 m2 Area of rectangular plot = 1.50 × 2500 = 3750 m2
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The perimeter of a rhombus is 56 m and its height is 5 m. Its area is:
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I) A rectangular cuboid with dimensions 5 cm, 9 cm, and 10 cm
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