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Trigonometria

Authored by Graça gonçalves

Mathematics

9th Grade

CCSS covered

Used 128+ times

Trigonometria
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

1.     Na figura ao lado, qual é o cateto adjacente do ângulo α\alpha  ?

⌊AB⌋\lfloor AB\rfloor  

⌊BC⌋\lfloor BC\rfloor  

⌊AC⌋\lfloor AC\rfloor  

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2. Qual é a razão correspondente ao quociente entre a medida do cateto oposto e a medida da hipotenusa de um ângulo agudo α\alpha ? 

seno 

cosseno 

   tangente  

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

3. Considera o triângulo retângulo em C, representado na figura ao lado.

 

Qual é a medida do lado oposto ao ângulo BAC?

30cm

16cm

34cm

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

CCSS.HSF.TF.A.3

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Considera o triangulo ⌊ABC⌋\lfloor ABC\rfloor .

Apresentam-se a seguir tres igualdades.

Assinala a opção correta.

Media Image
Media Image
Media Image

Tags

CCSS.HSG.CO.C.10

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

5.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Media Image

na figura podes observar um triangulo retangulo.

Qual das seguintes opções representa cos α\alpha  ?

10÷7.510\div7.5  

3÷53\div5  

4÷54\div5  

7.5÷107.5\div10  

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Considere o triangulo retangulo em C representado na figura ao lado.

Qual das razoes trigonometricas esta errada ?

           

Media Image
Media Image
Media Image

Tags

CCSS.HSG.SRT.C.6

CCSS.HSG.SRT.C.8

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

O cosseno de um ângulo agudo e um valor inferior a um.

Verdadeiro ou falso?

Verdadeiro

Falso

Tags

CCSS.HSG.SRT.C.6

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8

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