
подобие фигур 8 кл

Quiz
•
Mathematics
•
8th Grade
•
Hard
Evgeniya Ya
Used 3+ times
FREE Resource
19 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Подобен ли треугольник ABC треугольнику OEP?
Если да, то введи число - коэффициент подобия, если нет, то введи 0
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
ΔABC~ΔA1B1C1, АВ=4, ВС=6, АС=7, А1В1=8. Сторона В1С1 равна
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
В треугольниках
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Треугольники на рисунке подобны. Найди коэффициент подобия
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
∆ABC∼∆A1B1C1. Найди х и у.
х=20, у=12
х=20, у=16
х=15, у=9
х=16, у=9
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Стороны треугольника равны 2,5 см, 4 см и 5 см. Найди стороны треугольника, подобного данному, периметр которого равен 46 см. Введи три числа через запятую (по возрастанию)
7.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Укажи тройку чисел, пропорциональных числам 3, 4 и 7
6, 8, 10
9, 14, 21
1,5; 2; 3,5
12, 16, 28
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