Skip to main content
•   Total surface area of a cuboid = 2[lb + bh + lh]
•   Total surface area of a cube = 6(side)2
•   Lateral surface area of a cuboid = Area of walls of a room = 2(l + b) × h
•   Lateral surface area of a cube = 4a2
•   Curved surface area of cylinder = 2πrh
•   Total surface area of a cylinder = 2πr(r + h)
•   Curved surface area of a cone = πrl
•   Total surface area of a cone = πr(r + l)
•   Surface area of a sphere = 4πr2
•   Curved surface area of a hemisphere = 2πr2
•   Total surface area of a hemisphere = 3πr2
•   Volume of a'cuboid = l × b × h
•   Volume of a cube = (side)3
•   Volume of a cylinder = πr2rh

Comments

Post a Comment

Popular posts from this blog

The most expensive supercars in the world

The most expensive supercars in the world in 2017 MAY 11, 2017  BY  LEON G Fast cars, you can’t help but love them. After all, they’re fast! And the great thing about being alive in 2017 is that we have some of the most beautiful cars ever to drool over. In this post, we look at the crème-de-la-crème of supercars.  Ferrari Pininfarina Sergio ─ $3 million Only six of these beauties were made! The very expensive Pininfarina Sergio was modelled on the 458 Spider and has no roof, no windows and no windscreen ─ which allows this 4.5-litre V-8 force of engineering to be all the more, you guessed it, forceful. Aston Martin Valkyrie ─ $3 million Aston Martin has not yet announced the official price tag of the Valkyrie but $3 million seems to be more or less where they are heading.  The engine will be 6.5 litre V-12 tailored to the frame by Cosworth. All in all, the Aston Martin will not be an ordinary supercar; the Valkyrie will have a Rimac-b...
Post a Comment
Read more

The 10 Most Expensive Books of All Time

The 10 Most Expensive Books of All Time We live in a time when many people think that physical copies of books are outdated and simply unnecessary. Fortunately enough, there are more than enough people in the world who are convinced otherwise and willing to put a price on it! Some of them carry an enormous historical value, other a simply works of art - here's a list of the ten most expensive books ever sold! 10. The Tales of Beedle the Bard, J.K. Rowling — €3.6 million J.K. Rowling created 7 copies of this children’s book that is mentioned several times in  Harry Potter and the Deathly Hallows.  Each copy is handwritten and illustrated by the author herself, bound in brown leather and decorated with silver and moonstones. Six of the seven original copies she gave to friends and editors. The seventh copy, however, was auctioned for 3.6 million Euros, which makes it the most expensive modern manuscript! 9. The Gutenberg Bible — €4.6 million The Gutenberg Bible...
Post a Comment
Read more

Top expensive motorcycle

NCR Macchia Nera – $225,000 Macchia Nera is another bike riding on the ‘limited edition’ game to get its $255000 tag, and having celebrated Italian designer, Aldo Drudi’s name only helped. Albeit not very powerful in comparison to the many superbikes on this list, the NCR bike is super light at under 135 kilograms making it heavily popular as collectibles for aficionados. 9. Ducati Desmosedici D16RR NCR M16 – $232,500 It features carbon fiber for the fenders and there are also other materials which were used for making the different parts of the bike such as titanium, avionic and aluminum. Although you can find all of these materials, the bike is not heavy as it weighs 319 pounds. 8. Ecosse FE Ti XX – $300,000 Ecosse Moto Works is renowned for its exclusive range of motorcycles and one its latest most expensive motorcycles in the Titanium Series the Ti XX is the Ecosse FE Ti XX. The bike is ranged at whopping $3 lakh, which is 1.64 crore in IN...
Post a Comment
Read more