Aturan Sinus dan Kosinus

Aturan Sinus dan Kosinus

10th Grade

15 Qs

quiz-placeholder

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Aturan Sinus dan Kosinus

Aturan Sinus dan Kosinus

Assessment

Quiz

Mathematics

10th Grade

Hard

Created by

Florentina Wahyu

Used 61+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Diketahui segitiga ABC dengan AB = c ; BC = a ; dan AC = b. Pernyataan berikut yang benar adalah ...

a2=b2+c2+2bc cos Aa^2=b^2+c^2+2bc\ \cos\ A

a2=b2+c2+bc cos Aa^2=b^2+c^2+bc\ \cos\ A

a2=b2+c2bc cos Aa^2=b^2+c^2-bc\ \cos\ A

a2=b2+c22bc cos Aa^2=b^2+c^2-2bc\ \cos\ A

a2=b2+c2abc cos Aa^2=b^2+c^2-abc\ \cos\ A

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

perhatikan gambar segitiga ABC. Berdasarkan aturan sinus pada segitiga ABC, pernyataan yang benar adalah ...

a=csinAsin Ba=\frac{c\sin A}{\sin\ B}

b=asinAsin Bb=\frac{a\sin A}{\sin\ B}

a=bsinAsin Ba=\frac{b\sin A}{\sin\ B}

c=bsinBsin Cc=\frac{b\sin B}{\sin\ C}

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Diketahui segitiga ABC dengan panjang AC = 5 cm, sudut ABC = 45 dan sudut BAC = 30. Panjang BC adalah ... cm.

526\frac{5}{2}\sqrt{6}

523\frac{5}{2}\sqrt{3}

533\frac{5}{3}\sqrt{3}

522\frac{5}{2}\sqrt{2}

532\frac{5}{3}\sqrt{2}

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Diketahui segitiga ABC dengan AB = 6 cm, AC = 3 cm dan sudut A = 60. Panjang BC adalah ... cm

 123\frac{1}{2}\sqrt{3}  

 3\sqrt{3}  

 232\sqrt{3}  

 333\sqrt{3}  

 434\sqrt{3}  

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Diketahui segitiga XYZ, dengan  XY=2 cm ; XZ =2cm ; Y =300XY=2\ cm\ ;\ XZ\ =\sqrt{2}cm\ ;\angle\ Y\ =30^0  maka besar sudut Z adalah ...

 45045^0  

 1050105^0  

 60060^0  

 1200120^0  

 30030^0  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Perhatikan gambar. Nilai dari cos C adalah ...

12\frac{1}{2}

123\frac{1}{2}\sqrt{3}

132\frac{1}{3}\sqrt{2}

233\frac{2}{3}\sqrt{3}

232\frac{2}{3}\sqrt{2}

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Diketahui segitiga PQR dengan PQ = 12 cm ; PR = 4cm ; dan sudut P = 120. Panjang QR adalah ... cm

1213\frac{1}{2}\sqrt{13}

13\sqrt{13}

2132\sqrt{13}

3133\sqrt{13}

4134\sqrt{13}

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