Aturan Sinus dan Cosinus

Aturan Sinus dan Cosinus

10th Grade

11 Qs

quiz-placeholder

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Aturan Sinus dan Cosinus

Aturan Sinus dan Cosinus

Assessment

Quiz

Mathematics

10th Grade

Hard

CCSS
HSG.SRT.D.10, HSG.SRT.D.11

Standards-aligned

Created by

Eka Supriyatna

Used 18+ times

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11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

perhatikan gambar segitiga ABC di atas. Berdasarkan aturan sinus yang berlaku pada segitiga ABC tersebut, maka pernyataan berikut yang benar adalah........

a=c . sin Asin Ba=\frac{c\ .\ \sin\ A}{\sin\ B}

a=b . sin Asin Ba=\frac{b\ .\ \sin\ A}{\sin\ B}

b=a . sin Asin Bb=\frac{a\ .\ \sin\ A}{\sin\ B}

c=b . sin Bsin Cc=\frac{b\ .\ \sin\ B}{\sin\ C}

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Perhatikan segitiga sembarang ABC.

Aturan sinus yang benar adalah ...

Media Image
Media Image
Media Image
Media Image
Media Image

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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Perhatikan segitiga sembarang ABC. Aturan cosinus yang benar adalah....

AB²=AC²+BC²2.AC.BC.COSAAB²=AC²+BC²-2.AC.BC.COSA

AB²=AC²+BC²2.AB.BC.COSCAB²=AC²+BC²-2.AB.BC.COSC

AB²=AC²+BC²2.AB.BC.COS BAB²=AC²+BC²-2.AB.BC.COS\ B

AB²=AC²+BC²2.AC.BC.COS CAB²=AC²+BC²-2.AC.BC.COS\ C

AB²=AC²+BC²2.AB.BC.COSAAB²=AC²+BC²-2.AB.BC.COSA

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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Perhatikan segitiga PQR. Nilai dari sin R adalah....


25\frac{2}{5}

135\frac{1}{3}\sqrt{5}

13\frac{1}{3}

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

23\frac{2}{3}

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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Panjang tali busur AB pada gambar berikut adalah ...

535\sqrt{3}

434\sqrt{3}

333\sqrt{3}

232\sqrt{3}

3\sqrt{3}

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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perhatikan gambar di atas

panjang sisi AB adalah.....cm

434\sqrt{3}

464\sqrt{6}

12212\sqrt{2}

12312\sqrt{3}

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Perhatikan segisepuluh (decagon) dengan diagonal terpanjang  20cm20cm   seperti pada gambar!

Jika diketahui  cos 36o =0,8\cos\ 36^o\ =0,8   maka keliling segisepuluh tersebut adalah ...

 105 cm10\sqrt{5}\ cm  

 202 cm20\sqrt{2}\ cm  

 1010 cm10\sqrt{10}\ cm  

 2010 cm20\sqrt{10}\ cm^{ }  

 200 cm200\ cm  

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