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REMEDIAL ATURAN SINUS DAN ATURAN COSINUS

Authored by Yeni Susilawati

Mathematics

10th Grade

Used 1+ times

REMEDIAL ATURAN SINUS DAN ATURAN COSINUS
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6 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui segitiga ABC, mempunyai panjang sisi a, b, dan c. Jika a + b = 10,  A=30°\angle A=30\degree  dan  B = 60°\angle B\ =\ 60\degree maka panjang sisi b =….

 1553-15-5\sqrt{3}  

 15+53-15+5\sqrt{3}  

 155315-5\sqrt{3}  

 15+5315+5\sqrt{3}  

 153+1515\sqrt{3}+15  

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui segitiga ABC mempunyai panjang sisi AB = 3 cm, BC =7 cm, dan AC = 5 cm. Besar sudut A adalah….

30°30\degree

60°60\degree

90°90\degree

120°120\degree

150°150\degree

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

DIketahui panjang sisi- sisi segitiga berturut turut 8 cm, 10 cm, dan 12 cm. Nilai cosinus sudut terbesar segitiga tersebut adalah ….

– 0,25

– 0,2

0,125

0,2

0,25

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui segitiga DEF mempunyai keliling 70 cm. Jika panjang sisi EF = 25 cm dan DF = 17 cm, luas segitiga tersebut adalah ….

140 cm2140\ cm^2

150 cm2150\ cm^2

180 cm2180\ cm^2

210 cm2210\ cm^2

240 cm2240\ cm^2

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui jajarangenjang ABCD memiliki ukuran AB = 6 cm, AD = 10 cm dan BD = 14cm. Luas jajarangenjang tersebut ….

103 cm210√3\ cm^2

153 cm215√3\ cm^2

155 cm215√5\ cm^2

303 cm230√3\ cm^2

305 cm230√5\ cm^2

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui segitiga ABC memiliki panjang sisi AC = 16 cm dan AB = 12 cm. Jika luas segitiga ABC = 48 cm2, besar sudut A = ….

30°30\degree

45°45\degree

60°60\degree

90°90\degree

120°120\degree

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