Page 167 - Grade 10 C.Math

7. s]Gb|Lo sf]0f / kl/lw sf]0fsf] ;DaGw / ltgLx¿;Fu ;DalGwt rfk tyf hLjfx¿sf] ;DaGw
k|i6\ofpg] u/L sfuhsf df]8]nx¿ agfpg'xf];\ / sIffsf]7fdf k|:t't ug'{xf];\ .
8. s]Gb|x¿ j|mdzM X / Y ePsf ltg hf]8f a/fa/ j[Ttx¿ ABP / CDQ lvRg'xf];\ . a/fa/
rfkx¿ AB / CD agfO{ hLjfx¿ AB / CD hf]8\g'xf];\ . AB / CD gfKg'xf];\ / cfPsf]
glthfnfO{ tflnsfdf eg'{xf];\ .
Curriculum Development Centre
s] hLjf AB = hLjf CD 5 <

s] hLjf AB / CD n] s]Gb|df agfPsf sf]0fx¿ a/fa/ 5g\ <

s] hLjf AB n] j[Ttsf] kl/lwdf agfPsf] sf]0f s]Gb|Lo sf]0fsf] cfwf 5 .

o; sfo{sf nflu dl;gf] wfuf]÷tf/ / 6]«l;ª k]k/sf] k|of]u ug{ ;lsG5 .

9. Pp6f 8f]/L cyjf dl;gf] tf/n] ljb\ofnosf] rp/df j[Ttfsf/ cfs[lt agfpg'xf];\ . afF;,
lgufnf] cyjf cGo sf7sf dl;gf l;Gsfx¿sf dfWodaf6 dfly lbOPsf ;fWo /
ltgLx¿sf ljnf]d k'li6 ug'{xf];\ .

10. tkfO{Fn] xfn;Dd cWoog u/]sf j[Tt ;DaGwL cjwf/0ff / tYox¿ b}lgs hLjgdf sxfF sxfF
k|of]u x'G5g\ < vf]hL u/L tflnsf;lxt sIffdf k|:t't ug'{xf];\ .

15.2 :kz{ /]vf (Tangent)

Pp6f l;Ssfsf] 3]/fnfO{ 8]:ssf] 5]pdf u'8fpFb} hfg'xf];\ . o;/L u'8fpFbf l;Ssfsf] 3]/fn]
8]:snfO{ slt cf]6f laGb'df 5'G5, cjnf]sg ug'{xf];\ .

Pp6f j[TtnfO{ s'g} /]vfn] k|ltR5]bg ug]{ ljifodf tn lbOPsf lrqx¿ cWoog u/L sIffsf]7fdf
5nkmn ug'{xf];\ .

P Q P S T Q P T Q

lrq 1 lrq 2 lrq 3

;Defjgf 1: /]vfn] j[TtnfO{ lrq 1 df b]vfP h:t} k|ltR5]bg gug{ klg ;S5 .

;Defjgf 2: /]vfn] j[TtnfO{ lrq 2 df b]vfP h:t} b'O{ laGb'df (S / T) k|ltR5]bg ug{ klg
;S5 .

164 ul0ft, sIff – 10