Módulo A4:Teste 1

Módulo A4:Teste 1

10th - 12th Grade

15 Qs

quiz-placeholder

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Módulo A4:Teste 1

Módulo A4:Teste 1

Assessment

Quiz

Mathematics

10th - 12th Grade

Practice Problem

Medium

Created by

Erica Marques

Used 7+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Na figura está representado o triângulo retângulo ABC. Qual das seguintes equações pode ser utilizada para determinar o comprimento do segmento de reta AB?

 cos(34°)=4AB\cos\left(34\degree\right)=\frac{4}{\overline{AB}}  

 cos(34°)=AB4\cos\left(34\degree\right)=\frac{\overline{AB}}{4}  

 tan(34°)=4AB\tan\left(34\degree\right)=\frac{4}{\overline{AB}}  

 tan(34°)=AB4\tan\left(34\degree\right)=\frac{\overline{AB}}{4}  

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Na figura está representado um triângulo retângulo em que:

  • a, b e c são as medidas de comprimento dos seus lados, em centímetros;
  • x é a medida da amplitude de um dos seus ângulos agudos, em graus.

Apresentam-se a seguir quatro igualdades. Apenas uma está correta. Qual?

sinx=ba\sin x=\frac{b}{a}

sinx=ab\sin x=\frac{a}{b}

sinx=bc\sin x=\frac{b}{c}

sinx=ca\sin x=\frac{c}{a}

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Se te dão a hipotenusa e o cateto adjacente que razão trigonométrica deverias usar?

seno

cosseno

tangente

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A razão entre o cateto oposto e o cateto adjacente é:

o seno

o cosseno

a tangente

nenhuma

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A razão entre o cateto adjacente e a hipotenusa é:

o seno

o cosseno

a tangente

nenhuma

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

 bc=?\frac{b}{c}=?  

 sinα\sin\alpha  

 cosα\cos\alpha  

 tanα\tan\alpha  

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Qual é o valor da tangente do ângulo A?

3050\frac{30}{50}

4050\frac{40}{50}

4030\frac{40}{30}

3040\frac{30}{40}

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