
Cercul
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
Standards-aligned
Alin Danciu
Used 226+ times
FREE Resource
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18 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Fie C(O;R) din figura de mai sus. Atunci [OA] este:
Coardă
Diametru
Rază
Arc de cerc
Tags
CCSS.HSG.C.A.2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Fie C(O;R) din figura de mai sus. Atunci [MN] este:
Coardă
Arc de cerc
Rază
Diametru
Tags
CCSS.HSG.C.A.2
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Fie C(O;R) din figura de mai sus în care în care coarda [AB] are lungimea egală cu 8 cm, iar distanța de la centrul cercului la AB este egală cu 3 cm. Raza cercului are lungimea egală cu:
4 cm
3 cm
7 cm
5 cm
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pe C(O;R) cu R=4 cm din figura de mai sus, măsura unghiului AOB este egală cu 60o. Lungimea coardei [AB] este egală cu:
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pe C(O;R) cu R=4 cm din figura de mai sus, măsura unghiului AOB este egală cu 60o. Distanța de la centrul cercului la coarda [AB] este egală cu:
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Fie punctele A, B pe C(O;R) din figura de mai sus, astfel încât măsura unghiului AOB este egală cu 130o. Măsura unghiului ACB este egală cu:
130o
180o
50o
65o
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Un triunghi echilateral are lungimea laturii egală cu 12 cm. Raza cercului circumscris triunghiului este egală cu:
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