Review Trigonometri 2

Review Trigonometri 2

11th Grade

10 Qs

quiz-placeholder

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Review Trigonometri 2

Review Trigonometri 2

Assessment

Quiz

Mathematics

11th Grade

Practice Problem

Medium

Created by

Sisi Matematika

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Nilai dari 2 sin 650 cos 250 adalah ....

1 - sin 400

1 + sin 400

1 + cos 40

1

2

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Nilai eksak dari 4 sin 52,5 sin 7,5 adalah ....

 121-\sqrt{2}  

 1-1  

 2 1\sqrt{2\ }-1  

1

 1+21+\sqrt{2}  

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Bentuk sederhana dari   4 sin(14π+x)cos(14πx)4\ \sin\left(\frac{1}{4}\pi+x\right)\cos\left(\frac{1}{4}\pi-x\right)  adalah ....

 2+2 sin2x2+2\ \sin2x  

 2+sin2x2+\sin2x  

 2sin2x2\sin2x  

 2+2sinx2+2\sin x  

 2+sinx2+\sin x  

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Diketahui A, B, dan C adalah sudut-sudut dalam sebuah segitiga. Jika  2sinAcosB=322\sin A\cos B=\frac{3}{2}  dan  sin(AB)=12\sin\left(A-B\right)=\frac{1}{2}  , maka nilai dari sin C adalah ....

 1-1  

 12-\frac{1}{2}  

 00  

 11  

 12\frac{1}{2}  

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Nilai dari  cos 10°cos 40°cos 50°\frac{\cos\ 10\degree}{\cos\ 40\degree\cos\ 50\degree}  adalah ....

3

2

1

 12\frac{1}{2}  

 14\frac{1}{4}  

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Nilai dari  sin 75°sin 165°\sin\ 75\degree-\sin\ 165\degree  adalah ....

 142\frac{1}{4}\sqrt{2}  

 143\frac{1}{4}\sqrt{3}  

 146\frac{1}{4}\sqrt{6}  

 122\frac{1}{2}\sqrt{2}  

 126\frac{1}{2}\sqrt{6}  

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Nilai dari  sin 75°+sin 15°cos 105°cos 15°\frac{\sin\ 75\degree+\sin\ 15\degree}{\cos\ 105\degree-\cos\ 15\degree}  adalah ....

 133-\frac{1}{3}\sqrt{3}  

 122-\frac{1}{2}\sqrt{2}  

 1-1  

 122\frac{1}{2}\sqrt{2}  

 11  

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