În figura alăturată este reprezentat segmentul AB cu lungimea 10 cm. Punctul A este mijlocul segmentului CB, iar punctul B este mijlocul segmentului CD. Lungimea segmentului CD este:
Evaluare clasa a VIII-a. Model EN Subiectul II. Test 2
8th Grade
•9 Qs
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Evaluare clasa a VIII-a. Model EN Subiectul II. Test 2
Quiz
•
Mathematics
•
8th Grade
•
Hard
IOAN-FLORIN BUGARIU
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
10 cm
20 cm
30 cm
40 cm
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
2 cm
4 cm
6 cm
8 cm
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
8.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Punctele A, B, C și D sunt situate pe un cerc de centru O, astfel încât triunghiul ABC este echilateral și BD este diametru. Măsura unghiului ACD este egală cu:
9.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
În figura alăturată VABC este o piramidă triunghiulară regulată cu baza ABC și fețele laterale triunghiuri dreptunghice în V. Dacă AB=8 cm, atunci suma lungimilor tuturor muchiilor piramidei este egală cu:
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