trigonometria 10 questoes

trigonometria 10 questoes

1st Grade

10 Qs

quiz-placeholder

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trigonometria 10 questoes

trigonometria 10 questoes

Assessment

Quiz

Mathematics

1st Grade

Medium

Created by

margareth sikorski

Used 5+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Qual é a fórmula para calcular o cosseno de um ângulo em um triângulo retângulo?

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Qual é o valor aproximado do cosseno do ângulo α no triângulo dado, sabendo que o valor do cateto adjacente é 24?

0,92

0,93

0,91

0,90

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Qual é o valor do cateto oposto no triângulo dado? Para seno 30° usar 0,5

1.87

0,03

8

480

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Qual o valor do cateto adjacente no triângulo? Use 0,87 para cos 30°

13,92

0,05

480

1,87

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é o valor aproximado do seno de 30°?

0,5

0,866

0,707

1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Qual é o valor do ângulo formado entre a escada e o solo?

2

0,5

3

1,5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Calcule a altura da árvore usando para tg 30°=0,58 e para cateto adjacente = 2 metros

3,44 m

0,29 m

2 m

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