Matematică, întrebare adresată de EbYPLaYOficial, 9 ani în urmă

indentifica pe figura alaturata cel putin doua perechi de unghiuri congruente​

Anexe:

laurastratulat30: _______________________________________bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb
laurastratulat30: Am gresit.
laurastratulat30: |
__________4___|___1__________________
3 | 2
|
___________8__|__5___________________
7 | 6
|
Astfel avem: alterne interne: unghiul 2 cu <8 ; <3 cu <5.
alterne externe: <1 cu <7 ; <4 cu <6.
corespondente: <1 cu <5 ; <2 cu <6 ; <4 cu <8 ; <3 cu <7.
interne de aceeasi parte a secantei: <2 cu <5 ; <3 cu <8.
externe de aceeasi parte a secantei: <1 cu <6 ; <4 cu <7.
laurastratulat30: Nu reusesc sa iti fac desenul cu reprezentarea unghiurilor
laurastratulat30: |
______4___|___1_______
3 | 2
|
_____8__|__5________
7 | 6
|
laurastratulat30: Secanta este linia intrerupta care taie cele doua drepte paralele.
EbYPLaYOficial: ce esti tu ma
EbYPLaYOficial: ca sti atatea
EbYPLaYOficial: pitafora reincarnat
EbYPLaYOficial: Pitagora

Răspunsuri la întrebare

Răspuns de cristi12048
3

Unghiul DAB ESTE CONGRUENT CU UNGHIUL DCB

UNGHIUL BDA CONGRUENT CU UNGHIUL BDC

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