
PERBANDINGAN TRIGONOMETRI PADA SEGITIGA SIKU-SIKU
Presentation
•
Mathematics
•
10th Grade
•
Medium
Rahmi Fauziah
Used 386+ times
FREE Resource
5 Slides • 7 Questions
1
2
RUMUS FUNGSI TRIGONOMETRI
3
Contoh soal
4
Sebuah segitiga siku-siku diketahui memiliki sisi alas (a) 6 cm dan sisi miring (c) 10 cm. Hitung dengan rumus Pythagoras tinggi (b) dari segitiga siku-siku ini.
Jawab :
Diketahui : a = 6cm
c = 10cm
Ditanya : b....?
5
Multiple Choice
Perbandingan antara sisi samping dan sisi miring pada segitiga siku-siku dalam trigonometri disebut ....
cosecan
sinus
cosinus
secan
tangen
6
Multiple Choice
Tentukan nilai cos α pada segitiga di samping adalah ...
rx
ry
xr
yx
7
Multiple Choice
Kebalikan dari sinus adalah ....
cosinus
cosecan
cotangen
secan
tangen
8
Multiple Choice
Sisi yang berada berhadapan dengan sudut siku-siku dinamakan sisi ....
miring
samping
depan
tegak
datar
9
Multiple Choice
Nilai dari cosα pada segitiga ABC adalah....
135
1513
1312
513
512
10
Multiple Choice
Panjang AC pada segitiga ABC di atas adalah ....
20
17
19
21
18
11
Multiple Choice
Diketahui tan α =34 , maka pernyataan yang tepat di bawah ini adalah ...
sin α=32
sin α=43
cos α=53
tan 3 α=53
12
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