
Test de evaluare clasa a VII-a-Cercul, poligoane regulate

Quiz
•
Mathematics
•
7th Grade
•
Hard

Anonymous Anonymous
Used 22+ times
FREE Resource
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Lungimea unui cerc cu raza de 14 cm este:
cm
cm
cm
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aria unui disc cu raza de 11 cm este de:
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Lungimea cercului care are diametrul de 12 cm este:
12π cm
6π cm
24π cm
8 π cm
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Aflați aria discului știind că lungimea cercului este 18π cm.
18 π cm2
36 π cm2
9π cm2
81 π cm2
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Măsura unui unghi al unui poligon regulat cu 6 laturi este:
900
1000
1200
450
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Dacă A și B sunt 2 puncte de pe un cerc de centrul O, astfel încât măsura arcului AB este , atunci măsura unghiului AOB este:
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Pe cercul C( O, R) se consideră punctele A,B,C în această . Știind că ∢BOC = 600, aflați măsura ∢ BAC.
600
1200
300
1800
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