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Kruh, kružnica

Authored by Štefan Haringa

Mathematics

8th Grade

Used 1+ times

Kruh, kružnica
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Je daná k (S, 26 mm). Aký priemer v cm má táto kružnica?

13

52

1,3

5,2

2.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Aký polomer v cm má kružnica, ktorej priemer je 5 dm.

10

100

2,5

25

1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

.............. je priamka, ktorá má s kružnicou 2 spoločné body.

sečnica

nesečnica

dotyčnica

priesečnica

4.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Stred opísanej kružnice trojuholníka vždy leží na ............

osiach strán

osi vnútorných uhlov

opísanej kružnici

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Dotyčnica ku kružnici je vždy ........

rovnobežná s polomerom

kolmá ma polomer

kružnica

6.

FILL IN THE BLANK QUESTION

2 mins • 2 pts

Doplň správne číslo: Obvod kružnice je 109,9 cm2 . Aký priemer v cm má táto kružnica?

7.

FILL IN THE BLANK QUESTION

5 mins • 3 pts

Kruh má obvod 62,8 dm. Obsah tohto kruhu je ....... dm2 .

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