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A rectangular sheet measuring 80cm

  1. A rectangular sheet measuring 80cm and 50cm is 2mm thick and is made of metal whose density is 2.5g/cm cubed.A square of side
  2. From a rectangular sheet of tin,of size 100cm by 80cm,are cut four squares of side 10cm from each corner.Find the area of the
  3. As many 8cm diameter discs as possible are cut from a sheet of rectangular cardboard measuring 170cm by 90cm. Find the area of
  4. How many paving stones, each measuring 80cm by 50cm are required to pavea rectangular courtyard 30m long and 20m broad??
  5. 4m a rectangular sheet tin of size 100cm,80cm are cut 4 square side 10cm from each corners find area of remaining side.
  6. Circular discs of radius 3.5cm are to be cut from a rectangular sheet of cardboard measuring 50cm by 30cm. once the disc are cut
  7. A box is to be formed from a rectangular piece of sheet metal by cutting squares measuring 5 inches on a side and then folding
  8. A rectangular sheet of metal, of area 440 sq.cm is folded into a cylinder, to enclose a volume of 1540 cu.cm. A circle whose
  9. a sheet of cardboard is to be folded up to make a closed box. If the cardboard measures 55 cm by 80cm calculate the maximum
  10. A rectangular sheet of paper of width a and length b, where 0<a<b, is folded by taking one corner of the sheet and placing it at