Relacions entre raons trigonomètriques

Relacions entre raons trigonomètriques

10th Grade

10 Qs

quiz-placeholder

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Relacions entre raons trigonomètriques

Relacions entre raons trigonomètriques

Assessment

Quiz

Mathematics

10th Grade

Hard

Created by

Núria Sabaté

Used 1+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

El cosinus d’un angle agut és 0,3. Calcula el sinus d’aquest angle fent servir el teorema fonamental de la trigonometría

Sin α = 0,7

Sin α = 0,1

Sin α = 0,4

Sin α =0,95

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Quin és l’angle de la pregunta anterior?

α = 17,46º

α = 72,54º

α = 44,42º

α = 45,57º

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

El sinus d’un angle agut és 0,45. Calcula el cosinus d’aquest angle fent servir el teorema fonamental de la trigonometría

Cos α = 0,89

Cos α = 0,55

Cos α = 0,1

Cos α =0,79

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Quin és l’angle de la pregunta anterior?

α = 63,25º

α = 26,74º

α = 56,63º

α = 37,81º

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Donat sin α = 0,20. Calcula el valor de cos α i la tg α sense calcular el valor de l’angle α

Cos α = 0,8 i

tg α = 0,75

Cos α = 0,98 i

tg α = 0,75

Cos α = 0,98 i

tg α = 0,2

Cos α = 0,8 i

tg α = 0,2

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

És posible que el sinus d’un angle agut sigui 0,37 i que el cosinus del mateix angle sigui 0,63?

No

7.

OPEN ENDED QUESTION

3 mins • 1 pt

Media Image

Calcula les raons trigonomètriques de l’angle β. Expressa el resultat en forma de fracció irreductible.

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