
Tipuri de triunghiuri
Presentation
•
Mathematics
•
6th - 8th Grade
•
Hard
Aida Popa
FREE Resource
2 Slides • 8 Questions
1
2
-laturile au lungimi diferite
Triunghi oarecare
-are doua laturi congruente
-are unghiurile alaturate bazei congruente
Triunghi isoscel
-are toate laturile congruente
-are toate unghiurile egale cu masura de 60°
Triunghi echilateral
-are un unghi de 90°
-laturile care formeaza unghiul de 90° se numesc catete, iar cea care se opune unghiului se numeste ipotenuza
Triunghi dreptunghic
Suma masurilor unghiurilor intr-un triunghi este de 180°.
3
Multiple Choice
Ce fel de triunghi are un unghi de 90°?
Isoscel
Echilateral
Dreptunghic
Oarecare
4
Multiple Choice
Ce caracteristică definește un triunghi isoscel?
5
Fill in the Blanks
Triunghiul echilateral are toate unghiurile de
Type answer...
6
Multiple Select
In ce fel de triunghi suma masurilor unghiurilor este de 180°?
Orice triunghi
Dreptunghic
Isoscel
Echilateral
7
Multiple Choice
Care este principala diferență dintre un triunghi echilateral și unul isoscel?
Numărul de unghiuri
Lungimea laturilor
Măsura unghiurilor
Nu exista diferente intre ele
8
Fill in the Blanks
Daca intr-un triunghi isoscel notat ABC, cu AB=AC cunoaștem măsura unghiului A=120°, atunci unghiul C va avea
Type answer...
9
Multiple Choice
Daca triunghiul ABC este dreptunghic in A, atunci ipotenuza va fi:
10
Multiple Choice
Daca un triunghi isoscel are un unghi de 60°, atunci el se numeste:
Triunghi oarecare
Triunghi isoscel
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