Геометрия для исправления 9 класс

Quiz
•
Mathematics
•
9th Grade
•
Hard
Дмитрий Егоров
Used 21+ times
FREE Resource
16 questions
Show all answers
1.
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1 min • 1 pt
В треугольнике два угла равны 45° и 86°. Найдите его третий угол.
Ответ дайте в градусах.
2.
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1 min • 1 pt
В треугольнике ABC угол C равен 179°. Найдите внешний угол при
вершине C. Ответ дайте в градусах.
3.
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1 min • 1 pt
В треугольнике ABC известно, что угол BAC = 10°, AD – биссектриса.
Найдите угол CAD. Ответ дайте в градусах.
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
В остроугольном треугольнике ABC проведена высота BH,
угол BAC = 80°. Найдите угол ABH. Ответ дайте в градусах
5.
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1 min • 1 pt
В треугольнике ABC известно, что AB = 4, BC = 6, AC = 8. Найдите cos
угла ABC.
6.
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1 min • 1 pt
7.
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1 min • 1 pt
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