Nilai cos alpha adalah ....
UTS Matematika Materi Perbandingan Trigonometri

Quiz
•
Mathematics
•
University
•
Medium
Sri Ulang Sari
Used 54+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1/2√3
√3
1/2
1/3√3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui koordinat titik A
(−2√2,−2√2). Koordinatkutub dari titik A adalah ....
(2, 240°)
(4, 225°)
(4, 210°)
(5,240°)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui △ABC siku-siku di B. Jika cos A = 3/4, nilai cot A =⋯
√7
3/7√7
3/4√7
4/7√7
5/7√7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berdasarkan gambar di bawah, jika cos θ= 2/3, nilai x yang memenuhi adalah ⋯
3√5
4√5
5√5
6√5
7√5
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan gambar berikut!
4/5
3/5
-3/5
-4/5
3/4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cos 150° senilai dengan ....
Cos 210°
Cos 30°
Sin 330°
Sin 210°
Cos 330°
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dari segitiga ABC diketahui sudut A = 120°, sudut B= 30° dan AC = 5 cm, panjang sisi BC = … .
2 1/2
5/2 √2
5/2 √3
5√2
5√3
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