Feedback
Home
1.  CUBOID
  Let length = l, breadth = b and height = h units. Then
 
i.   Volume = (l x b x h) cubic units.  
ii.   Surface area = 2(lb + bh + lh) sq. units.  
iii.  
Diagonal = l2 + b2 + h2  units.          
 
2.  CUBE
  Let each edge of a cube be of length a. Then,
 
i.   Volume = a3 cubic units.  
ii.   Surface area = 6a2 sq. units.  
iii.  
Diagonal = 3 a units.          
 
3.  CYLINDER
  Let radius of base = r and Height (or length) = h. Then,
 
i.  
Volume = ( r2h) cubic units.        
 
ii.  
Curved surface area = (2 rh) sq. units.      
 
iii.  
Total surface area = 2 r(h + r) sq. units.    
 
4.  CONE
  Let radius of base = r and Height = h. Then,
 
i.  
Slant height, l = h2 + r2 units.        
 
ii.  
Volume =  
1
3
r2h
   cubic units.  
 
iii.  
Curved surface area = ( rl) sq. units.    
 
iv.  
Total surface area = ( rl + r2) sq. units.
 
   
5.  SPHERE
  Let the radius of the sphere be r. Then,
 
i.  
Volume =  
4
3
r3
   cubic units.  
 
ii.  
Surface area = (4 r2) sq. units.    
 
6.  HEMISPHERE
  Let the radius of a hemisphere be r. Then,
 
i.  
Volume =  
2
3
r3
   cubic units.  
 
ii.  
Curved surface area = (2 r2) sq. units.    
 
iii.  
Total surface area = (3 r2) sq. units.    
 
    Note: 1 litre = 1000 cm3.  
 
  © 2024 infibee.com. All Rights Reserved.   Copyright | Privacy Policy | Sitemap  
Contact us on : info@infibee.com  
 
 
Share   Facebook   Twitter   Google +   Digg