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PRETEST TRIGONOMETRI ANALITIKA

Authored by Elva Mardayanti

Mathematics

11th Grade

Used 40+ times

PRETEST TRIGONOMETRI ANALITIKA
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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 sin 210°=....\sin\ 210\degree=....  

 12\frac{1}{2}  

 12-\frac{1}{2}  

 12 2\frac{1}{2\ }\sqrt{2}  

 122-\frac{1}{2}\sqrt{2}  

-1

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Jika diketahui cos A=  35-\frac{3}{5}  , dan A berada dikuadran 2, maka nilai dari tan A adalah...

 43\frac{4}{3}  

 43-\frac{4}{3}  

 34\frac{3}{4}  

 34-\frac{3}{4}  

 45-\frac{4}{5}  

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 sin 30°=...\sin\ 30\degree=...  

0

 12\frac{1}{2}  

 122\frac{1}{2}\sqrt{2}  

 123\frac{1}{2}\sqrt{3}  

1

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 sin45°cos 60°=...\sin45\degree-\cos\ 60\degree=...  

 21\sqrt{2}-1  

 2\sqrt{2}  

 12(21)\frac{1}{2}\left(\sqrt{2}-1\right)  

 122\frac{1}{2}\sqrt{2}  

 2+1\sqrt{2}+1  

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jika  θ=240°\theta=240\degree  , maka nilai  cos θ2\cos\ \frac{\theta}{2}  adalah...


-1

 123-\frac{1}{2}\sqrt{3}  

 122-\frac{1}{2}\sqrt{2}  

 12-\frac{1}{2}  

0

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Jika diketahui

 sin A=513dan cos B=35\sin\ A=\frac{5}{13}dan\ \cos\ B=\frac{3}{5}  ,sudut A dan B berada di kuadaran I, maka nilai dari cos A. sin B adalah...

 313\frac{3}{13}  

 2065\frac{20}{65}  

 3665\frac{36}{65}  

 4865\frac{48}{65}  

 6065\frac{60}{65}  

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jika diketahui   tan A=815\tan\ A=-\frac{8}{15}  dan  90°<A<180°90\degree<A<180\degree  maka nilai sin A adalah...

 819\frac{8}{19}  

 819-\frac{8}{19}  

 1517\frac{15}{17}  

 1517-\frac{15}{17}  

 817\frac{8}{17}  

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