Trigonometria

Trigonometria

9th Grade

10 Qs

quiz-placeholder

Similar activities

LOGARITHMS

LOGARITHMS

9th - 12th Grade

12 Qs

TAMBAH TOLAKPECAHAN

TAMBAH TOLAKPECAHAN

1st - 10th Grade

14 Qs

RPA Changing subject 2

RPA Changing subject 2

7th - 9th Grade

10 Qs

NÚMEROS INTEIROS OPOSTOS OU SIMÉTRICOS

NÚMEROS INTEIROS OPOSTOS OU SIMÉTRICOS

9th - 12th Grade

12 Qs

Adding & Multiplying Probability

Adding & Multiplying Probability

9th - 12th Grade

11 Qs

Robotica 2018

Robotica 2018

5th - 9th Grade

11 Qs

RACIOCÍNIO LÓGICO - Equ. e Sist. de Equações - Lógica

RACIOCÍNIO LÓGICO - Equ. e Sist. de Equações - Lógica

9th Grade

14 Qs

Algebraic Expressions - Wording

Algebraic Expressions - Wording

7th - 9th Grade

11 Qs

Trigonometria

Trigonometria

Assessment

Quiz

Mathematics

9th Grade

Hard

CCSS
HSG.SRT.C.8, HSG.SRT.C.6, HSF.TF.A.2

+1

Standards-aligned

Created by

Luís ProfDMCE

Used 183+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 5 pts

Media Image

Na figura pode observar-se o triângulo retângulo [ABC].
O valor da medida do comprimento do cateto adjacente a

 α\alpha  é:

 22  

 33  

 11  

 44  

Tags

CCSS.HSG.SRT.C.8

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Relativamente ao triângulo, o valor do sin  α\alpha  é:

 12\frac{1}{2}  

 3\sqrt{3}  

 22  

 32\frac{\sqrt{3}}{2}  

Tags

CCSS.HSG.SRT.C.6

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Qual dos seguintes valores não pode representar o cosseno de um ângulo agudo?

23\frac{2}{3}

54\frac{5}{4}

53\frac{\sqrt{5}}{3}

12\frac{-1}{-2}

Tags

CCSS.HSF.TF.A.2

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Observa o triângulo retângulo.

Os valores de x e y são respetivamente:

Tags

CCSS.HSG.SRT.C.8

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Os triângulos retângulos [ABC] e [DEF] são semelhantes.

O valor de sin (DF̂E) é:

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual o valor em graus, da amplitude do ângulo?


 sin 30º = cos (...)\sin\ 30º\ =\ \cos\ \left(...\right)  

 30º30º  

 60º60º  

 45º45º  

 90º90º  

Tags

CCSS.HSG.SRT.C.7

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Sabe-se que:
 sin 60º = 32\sin\ 60º\ =\ \frac{\sqrt{3}}{2}  e  cos 60º = 12\cos\ 60º\ =\ \frac{1}{2}  .


Os valores de  sin30º, cos 30º e tan 30º\sin30º,\ \cos\ 30º\ e\ \tan\ 30º  são respetivamente:

 12 , 32 e 33\frac{1}{2}\ ,\ \frac{\sqrt{3}}{2}\ e\ \frac{\sqrt{3}}{3}  

 32 , 12 e 33\frac{\sqrt{3}}{2}\ ,\ \frac{1}{2}\ e\ \frac{\sqrt{3}}{3}  

 32 , 33 e 12\frac{\sqrt{3}}{2}\ ,\ \frac{\sqrt{3}}{3}\ e\ \frac{1}{2}  

 12 , 33 e 32\frac{1}{2}\ ,\ \frac{\sqrt{3}}{3}\ e\ \frac{\sqrt{3}}{2}  

Tags

CCSS.HSG.SRT.C.6

Create a free account and access millions of resources

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

By signing up, you agree to our Terms of Service & Privacy Policy

Already have an account?