
Задачи на синусы и косинусы
Quiz
•
Mathematics
•
8th Grade
•
Easy
Дарья Орлова
Used 2+ times
FREE Resource
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9 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Чему равен sin 30
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
В треугольнике ABC угол C равен 90 градусов, АС = 16, АВ = 40. Найдите sin B
3.
MATH RESPONSE QUESTION
5 mins • 1 pt
В треугольнике ABC угол C равен 90°, sinB = 5/16, AB = 80. Найдите AC.
Mathematical Equivalence
ON
4.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Синус острого угла А треугольника АВС равен √15/4. Найдите cos A
(корень пятнадцати разделить на 4)
5.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Если синус угла А равен 0,4, а косинус угла А равен 0,2, то чему будет равен тангенс угла А?
6.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Найдите синус острого угла А, если его косинус равен √3/2
(корень из 3 на два)
Ответ запишите в виде десятичной дроби
7.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Найдите тангенс угла А, если котангенс равен -1/3
8.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
В треугольнике АВС АС=ВС=10, АВ=16. Найдите sin A (ответ запишите в виде десятичной дроби)
9.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
В треугольнике АВС АС=ВС=10, sinB=0,8. Найдите сторону AB
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