
Arii si perimetre

Quiz
•
Mathematics
•
7th Grade
•
Hard
Used 91+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Un patrat are aria de 625 m2. Aflati perimetrul patratului.
25 m
100 m2
50 m
100 m
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Calculaţi aria dreptunghiului care are: perimetrul=100 cm şi lungimea cu 20 cm mai mare decât lăţimea.
625 cm2
120 cm2
525 cm2
200 cm2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Un triunghi dreptunghic are o catetă de 12 cm, si o catetă de 13 cm. A=……….cm²
78
156
87
58
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Perimetrul unui pătrat este de 104 cm. Lungimea laturii este = …..cm,
52
26
14
28
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Laturile unui dreptunghi sunt de 18 cm şi 9 cm A =……….cm²
27
81
162
172
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Un trapez are linia mijlocie de 18 cm, înălţimea de 7cm. A =……cm²
231
25
63
126
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Care este aria unui romb care are diagonalele de 36 cm şi 48 cm?
864 cm2
1728 cm2
84 cm2
678 cm2
8.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Un teren agricol are forma unui trapez isoscel ABCD care are baza mare AB=100 m şi baza mică CD=80 m iar măsura unghiului ascuţit este de 450. Calculaţi suprafaţa terenului.
900 m2
1800 m2
450 m2
900 m
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