Page 91 - Grade 10 C.Math

cyjf,

cyjf,

b'j}tk{m ju{ ubf{, 9 + h = 25
2
cyjf h = 25 - 9
2
Curriculum Development Centre
cyjf, h = 16
2
 h = 4 ;]=ld=

juf{sf/ cfwf/ ePsf] lk/fld8sf] cfotg (V) = cfwf/sf] If]qkmn x prfO

2
= a x h 3g PsfO

= (6) x 4 3g ;]=ld=
2
= 12 x 4 3g ;]=ld=

= 48 3g ;]=ld=

pbfx/0f 5
lbOPsf] ;+o'St lk/fld8sf] cfwf/sf] e'hfsf] nDafO 4 ;]=ld= / ltgLx¿sf] ;+o'St prfO 12
;]=ld= 5 . pSt ;+o'St lk/fld8sf] cfotg lgsfNg'xf];\ .

;dfwfg
P 1
oxfF lk/fld8sf] ;+o'St prfO (h + h ) = 12 ;]=ld=
1 2
lk/fld8sf] cfwf/ e'hf (a) = 4 ;]=ld=

lk/fld8sf] cfotg (V) = ? D
;+o'St lk/fld8sf] cfotg (V) = V + V A C
1 2 O

B

3g ;]=ld=
P
= 64 3g ;]=ld= 2

lk/fld8sf] ;+o'St cfotg (V) = 64 3g ;]=ld=

88 ul0ft, sIff – 10