
Тригонометрия для 9 класса
Quiz
•
Mathematics
•
9th Grade
•
Easy
Валентина Сердюк
Used 2+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Что такое синус угла?
Синус угла — это длина гипотенузы в треугольнике.
Синус угла — это отношение длины противолежащей стороны к длине гипотенузы в прямоугольном треугольнике.
Синус угла — это отношение длины прилежащей стороны к длине гипотенузы.
Синус угла — это сумма всех сторон треугольника.
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Определите косинус угла 30 градусов.
0
1/2
√2/2
√3/2
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Какое значение имеет тангенс угла 45 градусов?
0
1.5
-1
1
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Преобразуйте выражение sin^2(x) + cos^2(x).
sin^2(x) - cos^2(x)
sin(x) + cos(x)
1
1 + 1
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Как найти значение sin(90°)?
1.5
1
0
-1
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Определите значение cos(0°).
0
1.5
-1
1
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Какое значение имеет tan(60°)?
1
√3
√2
0
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