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2-D and 3-D Mensuration

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0% found this document useful (0 votes)
2 views17 pages

2-D and 3-D Mensuration

dfgjotrjhoujtiobjiojht4iojhiodj

Uploaded by

2025.vikass
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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• 2

• a 2  b2


abc
s ( s  a)( s  b)( s  c) s
2
1
2


• 1
2

1
• 2


 
• 360 360












• 2a

• 3a









• l 2  b2 , b2  h2 , h2  l 2

• l 2  b2  h2








• d  h 2  4r 2












• l  h2  r 2


• 1
3



  r 2   Rl whe re r  l
360

R r
360


L  h2   R  r 
2

• A1    R  r  L

• A  A1    R 2  r 2 

V    R 2  Rr  r 2  h
1

3

r H h

R h


4
• 3

4
• 3


2
3


2
3



2
3



1

2

1

3

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