Question

Tina needed a square of side 4 cm for completing a collage. She had a rectangular sheet of
length 28 cm and breadth 21 cm (Fig 1). She cuts off a square of side 4 cm from the rectangular sheet
(Fig2).
i) Her friend saw the remaining sheet and asked Tina,
a) Has the perimeter of the sheet increased or decreased and by how much?​

Answer 1

Answer:

the answer is 572 square.cm

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