Подобие треугольников
Authored by Юлия Кудинова
Mathematics
8th Grade
Used 5+ times
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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Какой из треугольников подобен данному?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
По данным рисунка найдите х и у.
х=20, у=12
х=15, у=9
х=20, у=16
х=16, у=9
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Используя данные рисунка, определите чему равен коэффициент подобия k.
k = 2,5
k = 24
k = 2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Подобны ли треугольники со сторонами 4 см, 8 см, 12 см и 20 см, 40 см, 60 см?
ДА
НЕТ
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Подобны ли треугольники со сторонами 3 см, 5 см, 6 см и 12 см, 20 см, 30 см?
ДА
НЕТ
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
По третьему признаку подобия треугольников, два Δ подобны,...
если три стороны одного Δ пропорциональны трем сторонам другого Δ.
если три стороны одного Δ равны трем сторонам другого Δ.
если три стороны одного Δ больше трех сторон другого Δ.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Два Δ подобны с коэффициентом подобия, равным 2. Стороны одного Δ равны 4 см, 6 см, 8 см. Вычисли стороны второго Δ.
6 см, 8 см, 10 см
2 см, 4 см, 6 см
2 см, 3 см, 4 см
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