Mensuration Formula Sheet IGCSE

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Page 1

2 rh

2 2 2 rh r  2r h

rl 2 rl r 

2 1 3 r h

4 r2 2

4 r

3 4 3 r

2 r2 2

3 r

2 2 3 r

2 ( ) h R  r

2 ( )( ) R r R r h 

 

2 2 R h r h 

2 2 ( ) h R r 

( )( ) h R r R r  

( ) R r l 

2 2 ( ) ( ) R r R r h   

2 2 ( ) ( ) R r l R r    2 2 1 ( )

3 h R r Rr  

2 2

2 ( ) R  r 2 2 2 2

2 ( ) ( ) R r R r    3 3 2 ( ) 3 R  r

Page 2

Solid Total Surface Area Volume

Cube 6a2 3 a

Cuboid 2( ) lw lh wh   lwh

Pyramid

1 2 Ps  B

(Perimeter) P = 2( ) l  w

(Base area) B = lwh

1 3lwh

Prism

Ph  2 B

B = Base area

Bh

B = Base area

Page 3

 

Volume of the solid which is melted Volume of one solid which is made

m2 m2 2 m

2 360 rl r    

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