Formule prisma regulată

Formule prisma regulată

8th Grade

14 Qs

quiz-placeholder

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Formule prisma regulată

Formule prisma regulată

Assessment

Quiz

Mathematics

8th Grade

Practice Problem

Medium

Created by

dana grosu

Used 686+ times

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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

Figura din imagine este:

paralelipiped dreptunghic

piramidă patrulateră regulată

cub

prismă patrulateră regulată

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

Figura din imagine este:

cub

prismă patrulateră regulată

piramidă triunghiulară regulată

paralelipiped dreptunghic

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Volumul unui paralelipiped se poate afla cu formula:

V= L• l

V = l • l • l

V= L • l • h

V= 2 • π

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Aflați aria suprafeței galbene din imagine dacă un pătrățel are aria de 2 centimetri pătrați.

9 cm2

18 cm2

3 cm2

90 cm2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Cubul Rubik are 6 fețe colorate diferit. Ce suprafață totală are cubul dacă o față are 64 cm2 ?

300 cm2

384 cm2

334 cm2

233 cm2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Diagonala cubului cu latura l se calculază cu formula:

l3l^3

l2l\sqrt{2}

l3l\sqrt{3}

l2+L2+h2\sqrt{l^2+L^2+h^2}

7.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Aria totală a paralelipipedului dreptunghic cu dimensiunile l,L și H se calculează cu formula:

Ab+AlA_b+A_l

2(Ll + LH + lh)2\cdot\left(L\cdot l\ +\ L\cdot H\ +\ l\cdot h\right)

Al+2AbA_l+2\cdot A_b

lLl\cdot L

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