
Figuri geometrice plane
Authored by Crios undefined
Mathematics
10th Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Care este formula pentru calcularea ariei unui triunghi echilateral cu latura de lungime l?
l2
(l2 ⋅ √3)/4
l2/2
l2 ⋅ √2
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Un pătrat are perimetrul de 36 cm. Care este lungimea laturii sale?
6 cm
9 cm
12 cm
18 cm
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Care este suma unghiurilor interioare ale unui pentagon convex?
360o
540o
720o
900o
4.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
Într-un cerc cu raza de 5 cm, care este lungimea circumferinței?
5π cm
10π cm
25π cm
100π cm
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Ce proprietate specifică au diagonalele unui romb?
Sunt egale
Sunt perpendiculare și se intersectează la mijloc
Sunt paralele
Nu au proprietăți speciale
6.
MULTIPLE CHOICE QUESTION
45 sec • 2 pts
Care este aria unui trapez cu baza mare de 10 cm, baza mică de 6 cm și înălțimea de 4 cm?
16 cm2
24 cm2
32 cm2
40 cm2
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Un hexagon regulat este înscris într-un cerc cu raza de 8 cm. Care este lungimea laturii hexagonului?
4 cm
6 cm
8 cm
16 cm
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