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Trigonometria 9º

Authored by MAT online

Mathematics

9th - 11th Grade

Used 16+ times

Trigonometria 9º
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14 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

 bc=?\frac{b}{c}=?   

 sinα\sin\alpha  

 cosα\cos\alpha  

 tanα\tan\alpha  

 1tanα\frac{1}{\tan\alpha}  

2.

MULTIPLE SELECT QUESTION

15 mins • 1 pt

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Qual ou quais as expressões que permitem calcular o valor de α?\alpha?  

tan1(34)\tan^{-1}\left(\frac{3}{4}\right)

tan1(43)\tan^{-1}\left(\frac{4}{3}\right)

cos1(35)\cos^{-1}\left(\frac{3}{5}\right)

sin1(45)\sin^{-1}\left(\frac{4}{5}\right)

cos1(45)\cos^{-1}\left(\frac{4}{5}\right)

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Qual a altura da árvore, arredondada às unidades?

9,2

7,7

15,7

10,1

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

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 Qual a altura hh da árvore?

4

5

3,7

6

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Qual o volume do cone?

 841 cm3841\ cm^3  

 684 cm3684\ cm^3 

 229 cm3229\ cm^3  

 712 cm3712\ cm^3  

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

A razão cosseno corresponde:

cateto adjacente/hipotenusa

cateto oposto/hipotenusa

cateto oposto/cateto adjacente

cosseno/seno

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

A razão tangente é calculada por:

cateto oposto/cateto adjacente

cateto oposto/cateto oposto

hipotenusa/cateto adjacente

hipotenusa/cateto oposto

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