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Vinkler mellem linjer

Authored by astrid helin

Mathematics

12th Grade

Used 1+ times

Vinkler mellem linjer
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6 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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Hvordan er hældningsvinklen for en linje defineret ?

Det er vinklen fra x-aksen til linjen.

Det er vinklen fra linjen til x-aksen.

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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Hvilken retning regnes for positiv omløbsretning ? Det er den retning som vinkler regnes for positive i.

med uret

mod uret

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Hvilken formel bruges til at finde hældningsvinklen, når hældningskoefficienten kendes ?

v = tan⁡−1(a)v\ =\ \tan^{-1}\left(a\right)  

v = cos⁡−1(a)v\ =\ \cos^{-1}\left(a\right)  

v = 180o−av\ =\ 180^o-a  

v=sin⁡−1(a)v=\sin^{-1}\left(a\right)  

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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Find hældningsvinklen.

76°76^{\degree}  

140°140^{\degree}  

176°176^{\degree}  

Answer explanation

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5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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43° og 76,6°43^{\degree}\ og\ 76,6^{\degree}  

45° og 71,6°45^{\degree}\ og\ 71,6^{\degree}  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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Beregn den spidse vinkel mellem linjerne.

75°75^{\degree}  

45°45^{\degree}  

116°116^{\degree}  

Answer explanation

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