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Koonuse TK (Õige/vale)

Authored by Talvi Kaja

Mathematics

9th Grade

Used 5+ times

Koonuse TK (Õige/vale)
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5 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Koonus on pöördkeha, mis tekib võrdhaarse kolmnurga pöörlemisel ümber oma kaateti.

Tõene
Väär

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Koonusel Sk=πrm

Tõene
Väär

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Koonuse telglõige on võrdhaarne kolmnurk.

Tõene
Väär

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Koonuse ruumala valem on V = Sph.

Tõene
Väär

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Kui koonuse raadius on 4 cm ja moodustaja on 5 cm, siis tema külgpindala on 80π cm2

Tõene

Väär

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