Class 8 Maths Chapter 9 Mensuration Exercise 9.2 solved #class8maths

Welcome to CBSE Worldz. In this video we will be discussing CBSE class 8 Maths Chapter 9 Mensuration Exercise 9.2 solved

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Topics:
Mensuration Exercise 9.2 solved
class 8 maths chapter 9 Exercise 9.2 solved

Questions:
1. There are two cuboidal boxes as shown in the adjoining figure. Which
box requires the lesser amount of material to make?
2. A suitcase with measures 80 cm × 48 cm × 24 cm is to be covered with a tarpaulin cloth. How many metres of tarpaulin of width 96 cm is required to cover 100 such suitcases?
3. Find the side of a cube whose surface area is 600 cm2.
4. Rukhsar painted the outside of the cabinet of measure 1 m × 2 m × 1.5 m. How much surface area did she cover if she painted all except the bottom of the cabinet.
5. Daniel is painting the walls and ceiling of a cuboidal hall with length, breadth and height of 15 m, 10 m and 7 m respectively. From each can of paint 100 m2 of area is painted. How many cans of paint will she need to paint the room?
6. Describe how the two figures at the right are alike and how they are different. Which box has larger lateral surface area?
7. A closed cylindrical tank of radius 7 m and height 3 m is made from a sheet of metal. How much sheet of metal is required?
8. The lateral surface area of a hollow cylinder is 4224 cm2.
It is cut along its height and formed a rectangular sheet of width 33 cm. Find the perimeter of rectangular sheet?
9. A road roller takes 750 complete revolutions to move once over to level a road. Find the area of the road if the diameter of a road roller is 84 cm and length is 1 m.
10. A company packages its milk powder in cylindrical container whose base has a diameter of 14 cm and height 20 cm. Company places a label around the surface of the container (as shown in the figure). If the label is placed
2 cm from top and bottom, what is the area of the label.

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Видео Class 8 Maths Chapter 9 Mensuration Exercise 9.2 solved #class8maths канала CBSE Worldz