CBSE  /  Class 8  /  Maths  /  Mensuration

  • 1. 
    The base radius and height of a right circular cylinder are 14 cm and 5 cm respectively. Its curved surface is

  • 220 cm²
  • 440 cm²
  • 1232 cm²
  • 2π × 14 × (14 + 5) cm²

  • 2. 
    The base area of a right circular cylinder is 16K cm³. Its height is 5 cm. Its curved surface area is

  • 40π cm²
  • 30π cm²
  • 20π cm²
  • 10π cm²

  • 3. 
    The base radius and height of a right circular cylinder are 5 cm and 10 cm. Its total surface area is

  • 150π cm²
  • 300π cm²
  • 150 cm²
  • 300 cm²

  • 4. 
    If the length and breadth of a rectangle are 10 cm and 5 cm, respectively, then its area is:

  • 100 sq.cm
  • 150 sq.cm
  • 115 sq.cm
  • 200 sq.cm

  • 5. 
    The area of a rhombus whose diagonals are of lengths 10 cm and 8.2 cm is:

  • 41 cm²
  • 82 cm²
  • 410 cm²
  • 820 cm²

  • 6. 
    The area of a trapezium is 480 cm², the distance between two parallel sides is 15 cm and one of the parallel side is 20 cm. The other parallel side is:

  • 20 cm
  • 34 cm
  • 44 cm
  • 50 cm

  • 7. 
    The area of a rhombus is 240 cm² and one of the diagonals is 16 cm. Find the other diagonal.

  • 16 cm
  • 20 cm
  • 30 cm
  • 36 cm

  • 8. 
    If a cuboidal box has height, length and width as 20 cm, 15 cm and 10 cm respectively. Then its total surface area is:

  • 1100 cm²
  • 1200 cm²
  • 1300 cm²
  • 1400 cm²

  • 9. 
    The height of a cylinder whose radius is 7 cm and the total surface area is 968 cm² is:

  • 15 cm
  • 17 cm
  • 19 cm
  • 21 cm

  • 10. 
    The height of a cuboid whose volume is 275 cm3 and base area is 25 cm² is:

  • 10 cm
  • 11 cm
  • 12 cm
  • 13 cm
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