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Тест по теме "Подобные треугольники." вариант №2

Authored by Yelnur Ospanov

Mathematics

9th Grade

Used 1+ times

Тест по теме "Подобные треугольники." вариант №2
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5 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 3 pts

Стороны треугольника относятся как 2:5:4; периметр подобного ему треугольника равен 55. Определите стороны второго треугольника.

5, 10, 20

10, 20, 25

10, 25, 20

25, 20, 10

2.

MULTIPLE CHOICE QUESTION

2 mins • 4 pts

2; 2,2

3; 1,2

1,8; 2,4

-3; -1,2

3.

OPEN ENDED QUESTION

3 mins • 3 pts

Дан треугольник ABC и внутри него отрезок DE, параллельный AC (D на AB, E на BC).Определите длину DE, если AC=20, AB=17 и BD=11.9.

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4.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

1; 3

2; 4

5; 7

5.

MULTIPLE CHOICE QUESTION

3 mins • 5 pts

79

85

86

141

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