
Identitas Trigonometri
Authored by Christina Meilany Xb TKJ
Mathematics
10th - 12th Grade
Used 2+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika cos2A=−725 untuk 180∘≤2A≤270∘, maka
sinA=±45
cosA=35
tanA=43
sinA=−45
cscA=54
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nilai dari cos265∘−cos95∘=⋯⋅
-2
-1
0
1
2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bentuk lain dari 1+cos2Asin2A adalah ⋯⋅
sinA
cosA
cotA
tanA
1+sinA
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nilai dari sin160∘+sin140∘−cos10∘ adalah ⋯⋅
2
1
0
-1
-2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pada segitiga siku-siku A
B
C
ABC
berlaku sin
A
sin
B
=
0
,
5
sinAsinB=0,5
. Jika sudut siku-sikunya di A
A
, maka nilai dari
1
0,5
0
-0,5
-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bentuk lain dari 2cos(14π+x)sin(14π+x)=⋯
1−sin2x
1−cos2x
1+sin2x
1+cos2x
cos2x
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika A=20∘ dan B=25∘, maka nilai dari (1+tanA)(1+tanB) adalah ⋯⋅
0
1
2
3
4
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