Aturan Cosinus

Aturan Cosinus

10th Grade

14 Qs

quiz-placeholder

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Aturan Cosinus

Aturan Cosinus

Assessment

Quiz

Mathematics

10th Grade

Hard

CCSS
HSG.SRT.C.7

Standards-aligned

Created by

Hendra Ts

Used 69+ times

FREE Resource

14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Diketahui segitiga KLM  KL=6 cmKL=6\ cm  ,  KM=4 cmKM=4\ cm  dan  LKM=60\angle LKM=60^{\circ}  maka panjang  LMLM  adalah ....

 737\sqrt{3}  

 727\sqrt{2}  

 434\sqrt{3}  

 373\sqrt{7}  

 272\sqrt{7}  

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Pada segitiga PQR  PQ=5 cmPQ=5\ cm  ,  PR=6 cmPR=6\ cm  dan  QR=7 cmQR=7\ cm  . Dengan demikian nilai  cosP\cos\angle P adalah ....

 1260\frac{12}{60}  

 12120\frac{12}{120}  

 6084\frac{60}{84}  

 7084\frac{70}{84}  

 3870\frac{38}{70}  

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Diketahui segitiga KLM dengan KM =6 cmKM\ =6\ cm  ,  LM=33 cmLM=3\sqrt{3}\ cm  dan  KL==3 cmKL==3\ cm  . Dengan demikian nilai  L\angle L  adalah ....

 3030^{\circ}  

 4545^{\circ}  

 6060^{\circ}  

 7575^{\circ}  

 9090^{\circ}  

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Diketahui segitiga ABC dengan AB = 7 cm, BC = 5 cm, dan AC = 6 cm. Nilai sin ∠BAC=...

5/7

2/7 √6

24/49

2/7

1/7 √6

Tags

CCSS.HSG.SRT.C.7

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Nilai cosinus sudut terkecil dari segitiga yang sisinya 5 cm, 6 cm, dan √21 cm adalah …

1/5 √21

2/6 √21

1/3 √5

1/3

2/3

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

pada segitiga ABC, jika AC=p, BC=2p dan ∠ACB = 1200, maka panjang ruas AB adalah ...

1/2 √7 p

√7 p

√14 p

3 √2 p

3 √3 p

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

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

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+b2abc cos Aa^2=b^2+b^2-abc\ \cos\ A

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

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

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