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FUNCIONES TRIGONOMÉTRICAS DE ÁNGULOS MITAD-3º-D

Authored by Bibiana Gualoto

Mathematics

2nd Grade

Used 4+ times

FUNCIONES TRIGONOMÉTRICAS DE ÁNGULOS MITAD-3º-D
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5 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 cos60º=?\cos60º=?  El valor de

 12\frac{1}{2}  

 32\frac{\sqrt{3}}{2}  

 3\sqrt{3}  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 7244\frac{\frac{\sqrt{7}}{2}}{\frac{4}{4}}  Reducir a la mínima expresión:

 286\frac{\sqrt{28}}{6}  

 273\frac{2\sqrt{7}}{3}  

 143\frac{\sqrt{14}}{3}  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 x2=60º\frac{x}{2}=60º  El ángulo "x" equivale a:

120º

30º

45º

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

¿Qué fórmula esta correcta?

cos x2=1cosx2\cos\ \frac{x}{2}=\frac{1-\cos x}{2}

sen x2=1+cosxsenxsen\ \frac{x}{2}=\frac{1+\cos x}{senx}

tan x2=1cosxsenx\tan\ \frac{x}{2}=\frac{1-\cos x}{senx}

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 tan30º=?\tan30º=?  Es:

 33\frac{\sqrt{3}}{3}  

 3\sqrt{3}  

 12\frac{1}{2}  

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