
контрольная работа по геометрии 8г (подобие треугольников)
Quiz
•
Mathematics
•
1st - 5th Grade
•
Practice Problem
•
Medium
Yulai Ahmetov
Used 2+ times
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22 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
да
нет
не возможно определить
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
∆ABC∼∆A1B1C1. По данным рисунка найдите х и у.
х=20, у=12
х=20, у=16
х=15, у=9
х=16, у=9
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Стороны треугольника равны 2,5 см, 4 см и 5 см. Найдите стороны треугольника, подобного данному, если его периметр равен 46 см.
10 см, 16 см, 20 см
5 см, 16 см, 25 см
7,5 см, 12 см, 26,5 см
5 см, 8 см, 10 см
4.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Укажите тройку чисел, пропорциональных числам 3, 4 и 7
6, 8, 10
9, 14, 21
1,5; 2; 3,5
12, 16, 28
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Все квадраты подобны
да
нет
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Все прямоугольники подобны
да
нет
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Как называется треугольник с прямым углом?
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