Question
A hollow cylinder is made up of steel. the difference in its outer and inner curved surface area is 132cm2.Height of cylinder is 21 cm and sum of the inner and outer radius is also 21
A hollow cylinder is made up of steel. the difference in its outer and inner curved surface area is 132cm2.Height of cylinder is 21 cm and sum of the inner and outer radius is also 21
cm. Find the approximate Total surface of the hollow cylinder (in cm 2 )
Solve the system of equations: 
More Mensuration Questions
- The lateral surface area of a cube is 144 cm . The length of a cuboid is 50% more than the side of the cube. The breadth of the cuboid is 5 cm less than it...
- If the Ratio of the cuboid of the length, breath and height is 2:3:5. If length, breadth and height is increased by 25%, 10%, 30% respectively then find th...
- The area of the base of a rectangular water tank is 450 m² and the volume of water contained in it is 15750 m³. Find the height of the water level in the t...
- Find the length of the side of a regular octagon which is formed by cutting the corner of square of side 30 cm?
- A race track is in the shape of a rectangle with length of 25 metres and area of 4500 m2. A car takes 10 seconds to make one lap around the perimeter of th...
- A sum of Rs. 15979 was divided between Wasim and Simran in such a way that if both invested their shares at 5 percent compound interest per annum. the amou...
- The area of four walls of a room is 140 cm2. If the length and breadth of the room were equal and the height of the room is 5 cm, then what is the area of ...
- Eight identical cubes of edge 4 cm are joined end to end. Calculate the total surface area of the solid formed.
- The ratio of length to breadth of a rectangle is 8:5. When the length and breadth of the rectangle is increased by 30% and decreased by 20% respectively, t...
- Two equal vessels A and B contain 70% of milk and 60% of milk respectively and the remaining sugar. In which 30 kg of mixture is taken out from vessel A an...
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
