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Ring ja ringjoon

Authored by Janika Kaljula

Mathematics

6th Grade

Used 12+ times

Ring ja ringjoon
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12 questions

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1.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Arvuta ringjoone raadius, kui diameeter on 27 dm.

(a)  

2.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Arvuta ringjoone diameeter, kui raadius on 2,05 m

(a)  

3.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Ring on jaotatud kuueks võrdseks sektoriks.

Kui suur on sektori nurk?

(a)  

4.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Media Image

Sektordiagrammil on antud 40 ha suuruse

põllumaa jaotus teraviljade kaupa. Mitmel

hektaril kasvatati nisu?

(a)  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ringi pindala arvutamiseks sobib järgmine valem

S=πr²S=\pi r²

S=2πrS=2\pi r

S=πd²S=\pi d²

S=πdS=\pi d

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Ringi ümbermõõdu arvutamiseks sobib järgmine valem

 C=πr²C=\pi r² 

 C=2πrC=2\pi r 

 C=πd²C=\pi d² 

 C=πdC=\pi d 

7.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Kui ringjoone raadius on 7 cm, siis ringjoone pikkus on

7π7\pi cm

14π14\pi cm

22 cm

44 cm

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