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CBSE Maths · Class 8

Chapter 11: Mensuration

Name: ________________________
Date: ______________
Marks: ____ / 10

Area of trapezium, general quadrilateral; surface area and volume of cube, cuboid, cylinder.

Questions

  1. Volume of cube of side 66.
  2. Volume of cylinder r=3,h=7r=3, h=7 (π=227\pi=\tfrac{22}{7}).
  3. Area of trapezium parallel sides 14,814, 8, height 66.
  4. Area of trapezium: parallels 8,128, 12; height 55.
  5. Volume of cube side 66.
  6. TSA of cylinder r=7,h=10r = 7, h = 10.
  7. Volume of cylinder r=3,h=5r = 3, h = 5.
  8. Volume of cuboid l=8,b=5,h=3l = 8, b = 5, h = 3.
  9. 11 m3^3 = ? L.
  10. Cost of tiling 55 m2^2 at ₹40/40/m2^2.

Extra Practice (Optional)

  • TSA of cube of side 1010.
  • Volume of cuboid l=5,b=4,h=3l=5, b=4, h=3.
  • Radius of cylinder if volume =1540= 1540 (π=227\pi=\tfrac{22}{7}), h=10h=10.

Answer Key (For Teachers)

  1. Answer: 216216.
    Working: 636^3.
  2. Answer: 198198.
    Working: 22797\tfrac{22}{7}\cdot 9\cdot 7.
  3. Answer: 6666.
    Working: 12(22)(6)\tfrac{1}{2}(22)(6).
  4. Answer: 5050
    Working: 12(8+12)5\tfrac{1}{2}(8+12)\cdot 5.
  5. Answer: 216216
    Working: a3a^3.
  6. Answer: 748748
    Working: 2πr(r+h)=222/77172\pi r(r+h) = 2\cdot 22/7\cdot 7\cdot 17.
  7. Answer: 45π45\pi
    Working: πr2h\pi r^2 h.
  8. Answer: 120120
    Working: lbhlbh.
  9. Answer: 10001000 L
    Working: 10001000.
  10. Answer: 200200
    Working: Multiply.
Gyaan Maths · CBSE Class 8 · Chapter 11
Gyaan Maths — CBSE Class 6-10, built for board-toppers.
v1.1 · Feb 2026