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Ulangan Harian Trigonometri

Authored by fatmahdwis fatmahdwis

Mathematics

10th Grade

Used 21+ times

Ulangan Harian Trigonometri
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20 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Nilai cos 255° sama dengan ...

- sin 15°

- cos 15°

- tan 15°

Sin 15°

Cos 15°

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jika x + y + z = 180° , maka bentuk yang setara dengan sin ½(y + z) adalah ....

Tan x

Sin 2x

Cos 2x

Sin 1/2 x

Cos 1/2 x

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Perbandingan trigonometri sudut β yang bernilai positif di kuadran I dan IV adalah ....

Cot β dan tan β

Cosec β dan sin β

Cosec β dan cos β

Sec β dan sin β

Sec β dan cos β

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Bentuk sederhana dari sin (270° + α) - sin (270° - α) + sin (180° + α) adalah ....

Sin α

0

- cos α

- sin α

Cos α

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Diketahui tan α = 12/5 dan α lancip. Nilai cos α adalah ....

5/13

13/12

12/13

13/5

12/5

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jika dinyatakan dalam satuan radian, maka 108° sama dengan ...rad

2/5 π

π/5

3π/5

π/8

4π/5

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Nilai cos 1230° adalah ....

1/2

1/2 √2

1/2 √3

-1/2 √2

-1/2 √3

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