
Значения синуса, косинуса, тангенса и котангенса углов 30°,
Authored by Aliya Tolebayeva
Mathematics
8th Grade
Used 12+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Вычислите
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Тангенс какого угла равен корень из трех?
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
дан острый угол α, найдите tgα, если ctgα = √3
1
√3
1
2
√3
2
√2
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Синус, какого угла равен 1/2?
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
sin45
1
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
cos30
1/2
1
√3/2
√2/2
7.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
tg30
1
0
√3/3
1/2
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