Тест "Решение треугольников"
Quiz
•
Mathematics
•
8th Grade
•
Practice Problem
•
Medium
Марина Иванова
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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Если квадрат стороны треугольника равен сумме квадратов двух других сторон, то эта сторона лежит против:
тупого угла
прямого угла
острого угла
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
В треугольнике АВС известны длины сторон АВ и ВС. Чтобы найти сторону АС, необходимо знать величину:
угла А
угла В
угла С
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Треугольник со сторонами 5, 6 и 7 см:
остроугольный
прямоугольный
тупоугольный
4.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
В треугольнике АВС
А=30 , ВС = 3. Радиус описанной окружности около АВС окружности равен:1,5
2 3
3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
По теореме синусов:
Стороны треугольника пропорциональны
Синусам противолежащих углов.
Стороны треугольника пропорциональны
Противолежащим углам.
Стороны треугольника пропорциональны
Синусам прилежащих углов.
6.
MULTIPLE SELECT QUESTION
1 min • 1 pt
8.В треугольнике СДЕ:
СД*sin=DE*sinE
CD*sinE=DE*sinC
CD*sinD=DE*sinE
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