Trigonometria II

Trigonometria II

1st - 10th Grade

7 Qs

quiz-placeholder

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Trigonometria II

Trigonometria II

Assessment

Quiz

Mathematics

1st - 10th Grade

Medium

CCSS
HSF.TF.C.8

Standards-aligned

Created by

Alex Romero

Used 5+ times

FREE Resource

7 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Tria les correctes

sen α + cos α = 1sen\ \alpha\ +\ \cos\ \alpha\ =\ 1

sen2α cos2α = cos2xsen^2\alpha\ -\ \cos^2\alpha\ =\ -\cos2x

sen2α + cos2α = 1sen^2\alpha\ +\ \cos^2\alpha\ =\ 1

sen α cosα = 1sen\ \alpha\ -\ \cos\alpha\ =\ 1

senα = 1 cos2αsen\alpha\ =\ \sqrt{1-\ \cos^2\alpha}

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 cos2α = ...\cos^2\alpha\ =\ ...  

 1  sen2α1\ -\ sen^2\alpha  

 1  cos2α1\ -\ \cos^2\alpha 

 1 + sen2α1\ +\ sen^2\alpha 

 1 + cos2α1\ +\ \cos^2\alpha 

Tags

CCSS.HSF.TF.C.8

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Si simplifiquem l'expressió

 tgα1cosα\frac{tg\alpha}{\frac{1}{\cos\alpha}}  obtenim?

 senαsen\alpha  

 1  senα1\ -\ sen\alpha  

 cosα\cos\alpha  

 1cosα\frac{1}{\cos\alpha}  

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplificant l'expressió

 sen3α+senα  cos2αsen^3\alpha+sen\alpha\ ·\ \cos^2\alpha  obtenim?

 cosα\cos\alpha  

 senαsen\alpha  

 sen2αsen^2\alpha  

 cos2α\cos^2\alpha  

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplificant l'expressió

 sen2α   cos2α + 1sen^2\alpha\ \ -\ \cos^2\alpha\ +\ 1  obtenim?

 2sen2α2sen^2\alpha  

 sen2αsen2\alpha  

  cos2α-\ \cos2\alpha  

 cos2α\cos2\alpha  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Quant mesuren els costats d'un rombe de diagonals 8 i 6 cm?

6cm

5cm

7cm

3'8cm

7.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Quin és l'àrea d'un hexàgon regular de 12cm de costat?

405 cm2

748cm2

542cm2

906cm2