Formula ariei unui dreptunghi este:
Patrulatere. Arii și perimetre

Quiz
•
Mathematics
•
7th - 8th Grade
•
Hard
DANIELA BADEA
Used 30+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Formula ariei unui pătrat este:
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aria trapezului se calculează cu formula:
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Aria unui paralelogram ABCD este de 56 cm2 şi AB = 7 cm. Calculaţi distanţa de la punctul D la dreapta AB.
4 cm
15 cm
49 cm
8 cm
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Calculați aria unui romb cu lungimile diagonalelor de 4 cm și 6 cm .
24
12
20
10
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calculați aria unui trapez cu baza mare de 20 cm, baza mică de 12 cm și înălțimea de 5 cm.
80
120
40
48
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
În pătratul ABCD punctul O este intersecţia diagonalelor. Dacă AB = 8 cm, calculaţi aria triunghiului COD.
8 cm2
16 cm2
24 cm2
32 cm2
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