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Teorema lui Pitagora

Authored by Cristina Radulescu cristina.radulescu@educred.ro

Mathematics

7th Grade

Used 18+ times

Teorema lui Pitagora
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Intr-un triunghi dreptunghic ABC, cu masura unghiului B de  90090^0  , avem;

AB, BC catete si AC ipotenuza;

AB, AC catete si BC ipotenuza;

AC, BC catete si AB ipotenuza.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Intr-un triunghi dreptunghic, suma patratelor catetelor este egala cu:

patratul ariei;

patratul lungimii inaltimii;

patratul lungimii ipotenuzei.

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Intr-un triunghi dreptunghic cu catetele de  5\sqrt{5}  cm si  323\sqrt{2}  cm, ipotenuza este egala cu:

 21\sqrt{21}  cm;

 23\sqrt{23}  cm;

23cm.

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Intr-un triunghi dreptunghic cu ipotenuza de 16cm si o cateta de 10cm, cealalta cateta are lungimea de:

39\sqrt{39} cm;

2392\sqrt{39} cm;

39239\sqrt{2} cm.

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Un triunghi in care lungimile laturilor sunt egale cu 6cm, 8cm si 10cm este:

ascutitunghic;

dreptunghic;

obtuzunghic.

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Intr-un dreptunghi cu latimea de 0,5cm si lungimea de 0,75cm, diagonala are lungimea de:

 4134\sqrt{13}  cm;

  132\frac{\sqrt{13}}{2}  cm;

  134\frac{\sqrt{13}}{4}  cm.

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Latura unui romb cu diagonalele de 6cm si 10cm este egala cu

34cm

34\sqrt{34} cm

3434\frac{\sqrt{34}}{34} cm

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