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8 kl. Kartojimas 2

Authored by Dalia Bendikienė

Mathematics

8th - 10th Grade

Used 23+ times

8 kl. Kartojimas 2
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14 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dalmenį išreiškite laipsniu 125 : 52125\ :\ 5^2  

 25125^1  

 525^2  

 515^1  

 555^5  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 1083=\sqrt{108}\cdot\sqrt{3}=  

324

18

111

 1083\sqrt{108\cdot3}  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Suprastinkite  (2ab)(2a+b)=\left(2a-b\right)\left(2a+b\right)=  

 2ab2a-b  

 4ab24a-b^2  

 2a2b22a^2-b^2  

 4a2b24a^2-b^2  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Trinarį  0,16p20,24pq+0,09q20,16p^2-0,24pq+0,09q^2  parašykite dvinario kvadratu.

 (0,4p+0,3q)2\left(0,4p+0,3q\right)^2  

 (0,4p0,3q)2\left(0,4p-0,3q\right)^2  

 0,4p20,3q20,4p^2-0,3q^2  

 0,4p2+0,3q20,4p^2+0,3q^2  

5.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

Media Image

Apskaičiuokite stačiosios trapecijos perimetrą

(a)  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Raskite ritinio viso paviršiaus plotą, kai pagrindo skersmuo 4 dm, aukštinė 8 dm.

32π32\pi

40

40π40\pi

32

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 3x89x=x+410x3x-8-9x=x+4-10x  

-4

3

2

4

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