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UH TRIGONOMETRI

Authored by Misna Nha

Mathematics

9th - 12th Grade

Used 5+ times

UH TRIGONOMETRI
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Besar sudut 72o sama dengan ....rad

15π\frac{1}{5}\pi

25π\frac{2}{5}\pi

23π\frac{2}{3}\pi

34π\frac{3}{4}\pi

56π\frac{5}{6}\pi

2.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Media Image

Perhatikan gambar disamping.

Segitiga ABC siku-siku di C.

Pernyataan berikut ini benar, kecuali

sin⁡ α = BCAB\sin\ \alpha\ =\ \frac{BC}{AB}

sin⁡ β = ACAB\sin\ \beta\ =\ \frac{AC}{AB}

cos⁡ α = ACAB\cos\ \alpha\ =\ \frac{AC}{AB}

cos⁡ β = BCAC\cos\ \beta\ =\ \frac{BC}{AC}

tan⁡ α = BCAC\tan\ \alpha\ =\ \frac{BC}{AC}

3.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Diketahui ΔABC\Delta ABC siku-siku di B, jika cos⁡ A = 34\cos\ A\ =\ \frac{3}{4} maka nilai cot A = ...

7\sqrt[]{7}

377\frac{3}{7}\sqrt[]{7}

477\frac{4}{7}\sqrt[]{7}

347\frac{3}{4}\sqrt[]{7}

437\frac{4}{3}\sqrt[]{7}

4.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Perbandingan trigonometri yang senilai dengan cos (1800 + α) adalah ....

cos α

sin α

- cos α

- sin α

- tan α

5.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Nilai dari sin⁡ 1500 + sin⁡ 1200cos⁡ 2100 − cos⁡ 3000= ...\frac{\sin\ 150^0\ +\ \sin\ 120^0}{\cos\ 210^0\ -\ \cos\ 300^0}=\ ...

2

1

0

−12-\frac{1}{2}

- 1

6.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Diketahui segitiga ABC siku-siku di B. Jika ∠A = 300 dan BC = 6 cm, panjang AC = ... cm

66

626\sqrt[]{2}

12

12212\sqrt[]{2}

12312\sqrt[]{3}

7.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Nilai dari sec 2250 = ....

− 3-\ \sqrt[]{3}

−2-\sqrt[]{2}

− 1-\ 1

−123-\frac{1}{2}\sqrt[]{3}

−122-\frac{1}{2}\sqrt[]{2}

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