Fie cercul C(O;R) din figura. Atunci OA este rază.
cercul

Quiz
•
Mathematics
•
6th Grade
•
Hard

Dana Luca
Used 1+ times
FREE Resource
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Da
Nu
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fie cercul C(O;R) din figura. Atunci [MN] este:
rază
tangentă
diametru
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Orice coardă, într-un cerc, este egală cu diametrul.
adevărat
fals
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dacă diametrul unui cerc este de 120 cm, atunci raza cercului este de
240 cm
6 dm
12 dm
40 cm
5.
FILL IN THE BLANK QUESTION
1 min • 2 pts
Coarda care trece prin centrul cercului se numeste
6.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Unghiul cu vârful în centrul cercului , care subîntinde un arc de 90°, este un unghi
7.
MULTIPLE CHOICE QUESTION
2 mins • 3 pts
În cercul C(O;R) din figura alăturată, măsura unghiului AOB este egală cu 60o. Triunghiul AOB este un triunghi
dreptunghic
echilateral
obtuzunghic
isoscel
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