Formule - arii si volume

Formule - arii si volume

8th Grade

15 Qs

quiz-placeholder

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Formule - arii si volume

Formule - arii si volume

Assessment

Quiz

Mathematics

8th Grade

Medium

Created by

Flavia Egerau

Used 129+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Media Image

Aria totala a unui paralelipiped dreptunghic este:

2Ll+2lh+2Lh

2Ll+2Lh

2Lh+2lh

Ll+Lh+lh

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Media Image

Volumul paralelipipedului dreptunghic este:

Lh

Ll

Llh

Llh\sqrt{Llh}

3.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Media Image

Lungimea diagonalei unui paralelipiped dreptunghic este:

d=L+l+hd=L+l+h

d=L2+l2+h2d=\sqrt{L^2+l^2+h^2}

d=L+l+hd=\sqrt{L+l+h}

d=l2+L2+h2d=l^2+L^2+h^2

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

Volumul cubului este:

l2l^2

l3l^3

l\sqrt{l}

6l26l^2

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

Diagonala cubului este:

l3l\sqrt{3}

l2l\sqrt{2}

l2l^2

l3l^3

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

Aria laterala a unei piramide patrulatere regulate :

Ab+AtA_b+A_t

PbapP_b\cdot a_p

Pbap2\frac{P_b\cdot a_p}{2}

AbPb2\frac{A_b\cdot P_b}{2}

7.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Media Image

Apotema bazei unei piramide patrulatere regulate :

l2\frac{l}{2}

l22\frac{l\sqrt{2}}{2}

l33\frac{l\sqrt{3}}{3}

ll

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