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Kūgio tūris ir paviršiaus plotas

Authored by Rolandas Šidlauskas

Mathematics

9th Grade

Used 11+ times

Kūgio tūris ir paviršiaus plotas
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Kūgio pagrindo plotas apskaičiuojamas pagal formulę.

πr2\pi r^2

πrl\pi rl

πrh\pi rh

13πr2h\frac{1}{3}\pi r^2h

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Su formule  πrl\pi rl  apskaičiuojamas ?

Pagrindo plotas

Šoninis paviršius

Visas paviršius

Tūris

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Kuri formulė netinka skaičiuoti kūgio tūriui?

V=13πr2hV=\frac{1}{3}\pi r^2h

V=πr2h3V=\frac{\pi r^2h}{3}

V=13πr2lV=\frac{1}{3}\pi r^2l

V=13SpagrindohV=\frac{1}{3}S_{pagrindo}h

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Koks kūgio pagrindo plotas

9π9\pi

12π12\pi

15π15\pi

20π20\pi

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Koks kūgio šoninio paviršiaus plotas?

9π9\pi

12π12\pi

15π15\pi

20π20\pi

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Koks kūgio tūris

15π15\pi

12π12\pi

20π3\frac{20\pi}{3}

36π36\pi

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Žiūrėdami į brėžinį apskaičiuokite kūgio šoninį paviršių.

9π9\pi

18π18\pi

27π27\pi

36π36\pi

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