ื‘ื™ืช ื”ืžื“ืจืฉ
  • ืžืฉื ื” ื•ื’ืžืจื
  • ืชืœืžื•ื“ ื‘ื‘ืœื™
  • ืกื•ื›ื”
ืงื˜ื’ื•ืจื™ื” ืžืฉื ื™ืช
undefined
2 ื“ืง' ืงืจื™ืื” โ€ข 0 ื“ืง' ื”ืื–ื ื”
ืœื—ืฅ ืœื”ืงื“ืฉืช ืฉื™ืขื•ืจ ื–ื”

ืœื™ืžื•ื“ ื”ืฉื™ืขื•ืจ ืžื•ืงื“ืฉ ืœื”ืฆืœื—ืช

ืขื ื™ืฉืจืืœ

(ื–: 8- ืขื“ ื—: 1-)


ื—ืœืง ื - ื’ื•ื“ืœ ืกื•ื›ื” ืขื’ื•ืœื”


(ืžืงื‘ื™ืœ ืœืกื•ื’ื™ื” ื‘ืขื™ืจื•ื‘ื™ืŸ ืข"ื• ืœื’ื‘ื™ ื’ื•ื“ืœ ื”ื—ืœื•ืŸ ืฉื‘ื™ืŸ ืฉืชื™ ื—ืฆืจื•ืช)


[ื›ืœืœื™ื ื’ื™ืื•ืžื˜ืจื™ื™ื:
1. ื”ืงืฃ ืžืขื’ืœ = ืงื•ื˜ืจ
X 3 (ืงืจื•ื‘ ืœืคืื™ โ€“ 3.14).
2. ืืœื›ืกื•ืŸ ืจื™ื‘ื•ืข = ืฆืœืข
X 1.4 (ืงืจื•ื‘ ืœืฉื•ืจืฉ 2 โ€“ 1.41).
3. ืขื™ื’ื•ืœ ื‘ืชื•ืš ืจื™ื‘ื•ืข: ืขื™ื’ื•ืœ
X 1 ื•ืฉืœื™ืฉ = ืจื™ื‘ื•ืข (ื•ื›ืŸ: ืจื™ื‘ื•ืข X 3/4 = ืขื™ื’ื•ืœ).
4. ืขื™ื’ื•ืœ ืžื—ื•ืฅ ืœืจื™ื‘ื•ืข โ€“ ื”ื”ื™ืงืฃ ื”ื•ื ืืœื›ืกื•ืŸ ื”ืจื™ื‘ื•ืข
X 3.


ื. ื—ื™ืฉื•ื‘ ื›ืžื” ืืžื•ืจ ืœื”ื™ื•ืช ื”ื™ืงืฃ ื”ืกื•ื›ื” ืœืคื™ ืจื‘ื™ -



  1. a.12 (ืขื™ื’ื•ืœ ืขื ืงื•ื˜ืจ 4).


ื“ื—ื™ื™ื”โ€“ ื–ื” ืขื™ื’ื•ืœ ืฉืœ 4, ืื‘ืœ ืจื™ื‘ื•ืข ืฉืœ 4 ื–ื” ืจื—ื‘ ื™ื•ืชืจ.



  1. b.16, ื›ืžื• ื”ื™ืงืฃ ื”ืจื™ื‘ื•ืข
    (ื—ื™ืฉื•ื‘ ื”ื’ืžืจื ืœื”ื™ืงืฃ ื”ืจื™ื‘ื•ืข - ื›ื™ื•ืŸ ืฉืจื™ื‘ื•ืข ืฉืกื‘ื™ื‘ ืขื™ื’ื•ืœ ื”ื ื• ืคื™ 1 ื•ืฉืœื™ืฉ โ€“12X 1ื•ืฉืœื™ืฉ = 16).


ื“ื—ื™ื™ื”โ€“ ืขื™ื’ื•ืœ ืฉืœ 16 ืืžื ื ื’ื“ื•ืœ ื‘ืฉื˜ื— ืื‘ืœ ืœื ืžื›ืกื” ืืช ื›ืœ ื”ืจื™ื‘ื•ืข ื‘ืคื™ื ื•ืช).



  1. c.16.8 -
    ืขื™ื’ื•ืœ ืฉื™ื›ื•ืœ ืœื”ืงื™ืฃ ืจื™ื‘ื•ืข ืฉืœ 4 ืขืœ 4,


ืงื•ื˜ืจ ื”ืขื™ื’ื•ืœ ื”ื•ื ืืœื›ืกื•ืŸ ื”ืจื™ื‘ื•ืข,
ืืœื›ืกื•ืŸ ื”ืจื™ื‘ื•ืข = 1.4
X 4 = 5.6,
ื”ื™ืงืฃ ื”ืžืขื’ืœ
= ื”ืืœื›ืกื•ืŸ (ืฉื–ื” ื”ืงื•ื˜ืจ) ื›ืคื•ืœ 3 = 5.6
X 3 = 16.8.


ื‘. ืจื™"ื— โ€“ื”ื™ืงืฃ 24 ืื ืฉื™ื.


            ื•ื–ื” ืงืฉื”, ื›ื™ ืœื›ืื•ืจื” ืื“ื ืื—ื“ ื™ื•ืฉื‘ ื‘ืืžื”, ื•ื–ื” 24 ืืžื•ืช!


            ื”ืกื‘ืจื™ื: (ื—. ืฉืœื™ืฉ ืขืœื™ื•ืŸ)


ื›ื™ื•ื•ืŸ ืจืืฉื•ืŸ โ€“ ื”ื—ื™ืฉื•ื‘ ืœื ื ื›ื•ืŸ


                        ืจื‘ื ื™ ืงื™ืกืจื™ื” โ€“ ืจื™"ื— ืกื‘ืจ ืฉื”ืืœื›ืกื•ืŸ ืื™ื ื• 1.4 ืืœื 2.


                        ื“ื—ื™ื™ื”โ€“ ื”ืจื™ ืื™ื ื• ื›ืš!


ื›ื™ื•ื•ืŸ ืฉื ื™ โ€“ืœื ื”ื‘ื ื• ืืช ืจื™"ื— ื ื›ื•ืŸ, ื•ื™ืฉ ืฉื ื™ ื’ื•ืจืžื™ื:



  1. A.ืจื™"ื— ืœื ื“ื™ื™ืง.


ื–ื” ืœื ืžืกืคื™ืง, ื›ื™ ืœื ืกื‘ื™ืจ ืฉืœื ื“ื™ื™ืง ืขื“ ื›ื“ื™ ื›ืš ื•ืืžืจ 24



  1. B.ืจื™"ื— ืœื ืืžืจ 24 ืืžื” ืืœื:

  2. 1.16 ืืžื” (ื›ืœ ืื“ื ืชื•ืคืก 2/3 ืืžื”, 24*2/3=16).


ื“ื—ื™ื™ื”โ€“ ืœื ื™ืชื›ืŸ ืฉืœื ื“ื™ื™ืง ื•ื”ืงืœ.



  1. 2.18 ืืžื” ื•ืœื ื“ื™ื™ืง ื•ื”ื—ืžื™ืจ(ืื“ื ืชื•ืคืก ืืžื”, ืืš ื”ื›ื•ื•ื ื” ื”ื™ื 24 ืื ืฉื™ื ืžื—ื•ืฅ ืœืžืขื’ืœ ืฉืœ ื”ืกื•ื›ื” (ืงื•ื˜ืจ 8), ื™ื•ืฆื ืฉื”ืžืขื’ืœ ืฉืœ ื”ืกื•ื›ื” ืขืฆืžื” ื”ื•ื ืคื—ื•ืช 2 ืืžื•ืช ื‘ืงื•ื˜ืจ (ืืžื” ืฉืœ ืื“ื ื‘ื›ืœ ืฆื“) = 6 ืงื•ื˜ืจ, ื™ื•ืฆื ืฉืžืขื’ืœ ื”ืกื•ื›ื” ื”ื•ื 18).


 


(ื—: 2+)


ื—ืœืง ื‘ โ€“ ืœืฉืžื” ื‘ืกื•ื›ื” - ืกื•ื›ื” ืœืคื ื™ื ืžืกื•ื›ื” ื•ืกื•ื›ืช ื’ื ื‘"ืš ื•ืจืงื‘"ืฉ


ื”ืงื“ืžื” โ€“ ื‘ื“ืฃ ื”ื‘ื ื ืจืื” ืฉืœืคื™ ื‘"ื” ืื™ืŸ ืฆื•ืจืš ื‘ืกื•ื›ื” ืœืฉืžื”.
ืื‘ืœ, ื”ื™ื•ื ื ืจืื” ืฉื‘ื›ืœ ื–ืืช ื™ืฉ ืฉื ื™ ืฆืจื›ื™ื:


ื. ืจ' ืœื•ื™ โ€“ ืจ"ืž โ€“ ืฆืจื™ืš ืฉื™ื”ื™ื” ื ื™ื›ืจ ืฉื™ื•ืฉื‘ ืฉื ื‘ื’ืœืœ ืกื•ื›ื•ืช


            ื•ืœื›ืŸ ื‘ื™ืช ืฉืžืžื™ืœื ื’ืจ ื‘ื•, ืœื ื ื—ืฉื‘,
            ื•ืœื›ืŸ ืฉืชื™ ืกื•ื›ื•ืช ืฉืœ ื™ื•ืฆืจื™ื, ื‘ืคื ื™ืžื™ืช ื’ืจ ื•ื‘ื—ื™ืฆื•ื ื™ืช ืžื•ื›ืจ, ื”ืคื ื™ืžื™ืช ืคืกื•ืœื” ื”ื—ื™ืฆื•ื ื™ืช ื›ืฉืจื”.


(ื•ืœื’ื‘ื™ ืžื–ื•ื–ื” โ€“ ื”ืคื ื™ืžื™ืช ื—ื™ื™ื‘ืช, ื”ื—ื™ืฆื•ื ื™ืช ืคื˜ื•ืจื” ื›ื™ ืœื ื’ืจ ื‘ื” ื•ื’ื ืœื ื ื—ืฉื‘ืช ื‘ื™ืช ืฉืขืจ ืœืคื ื™ืžื™ืช ื›ื™ ื”ืคื ื™ืžื™ืช ืื™ื ื” ืงื‘ื•ืขื” ืžืกืคื™ืง ืฉื™ื”ื™ื” ืœื” ื‘ื™ืช ืฉืขืจ).


ื‘. ืฉื”ืกื•ื›ื” ื ืขืฉืชื” ืœืฆื•ืจืš ื”ืฆืœ ื•ืœื ืœืฆื•ืจืš ื”ื“ืคื ื•ืช (ืœื”ืฆื ื™ืข).


ื•ืœื›ืŸ ื‘ืจื™ื™ืชื ื ื•ื‘ืจื™ื™ืชื ื‘ ืฉื”ืชื™ืจื• ืกื•ื›ืช ื’ื ื‘"ืš ื•ืจืงื‘"ืฉ ื“ื•ืจืฉื™ื "ื•ื‘ืœื‘ื“ ืฉืชื”ื ืžืกื•ื›ื›ืช ื›ื”ืœื›ืชื”" โ€“ืจื‘ ื—ืกื“ื: ืฉืขืฉืื” ืœืฉื ืฆืœ.


                        [ืคื™ืจื•ื˜ ื”ื‘ืจื™ื™ืชื•ืช โ€“


                        ื‘ืจื™ื™ืชื ืโ€“ ืกื•ื›ืช ื’ื ื‘"ืšโ€“ ื’ื•ื™ื™ื, ื ืฉื™ื, ื‘ื”ืžื”, ื›ื•ืชื™ื,


ื•ืืคื™ืœื• ืจืงื‘"ืฉ ื›ืฉืจ ืืคื™ืœื• ืฉืื™ื ื” ืงื‘ื•ืขื”.


ื‘ืจื™ื™ืชื ื‘โ€“ ืกื•ื›ืช ืจืงื‘"ืฉโ€“ืจื•ืขื™ื, ืงื™ื™ืฆื™ื, ื‘ื•ืจื’ื ื™ืŸ, ืฉื•ืžืจื™ ืคื™ืจื•ืช,


            ื•ืืคื™ืœื• ื’ื ื‘"ืš ื›ืฉืจ โ€“ ืืคื™ืœื• ืฉืื™ื ื ื‘ื ื™ ื—ื™ื•ื‘ื.




ืกืจื˜ื•ื ื™ื ืงืฆืจื™ื ืžื™ื•ื—ื“ื™ื
ืฉื™ืขื•ืจื™ื ืคื•ืคื•ืœืจื™ื™ื
ืฉื™ืขื•ืจื™ื ืคื•ืคื•ืœืจื™ื™ื
ืฉื™ืขื•ืจื™ื ื—ื“ืฉื™ื
ืฉื™ืขื•ืจื™ื ื—ื“ืฉื™ื
ืืช ื”ืžื™ื“ืข ื”ื“ืคืกืชื™ ื‘ืืžืฆืขื•ืช ืืชืจ yeshiva.org.il