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Соотношение в прямоугольном треугольнике

Authored by Светлана Лавинецкая

Mathematics

8th - 9th Grade

Used 10+ times

Соотношение в прямоугольном треугольнике
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10 questions

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1.

MULTIPLE CHOICE QUESTION

10 sec • 2 pts

Известно, что tgA = 1. Чему равен острый угол А?

2.

MULTIPLE CHOICE QUESTION

10 sec • 2 pts

0,5

1

3.

MULTIPLE CHOICE QUESTION

10 sec • 2 pts

1

4.

MULTIPLE CHOICE QUESTION

20 sec • 2 pts

Media Image

sinA = ?

5.

MULTIPLE CHOICE QUESTION

1 min • 3 pts

Media Image

AB = 5, BC = 4. Найти ctgB ?

6.

MULTIPLE CHOICE QUESTION

1 min • 3 pts

Media Image

АС = 5, ВС = 12. Найдите cosА ?

7.

MULTIPLE CHOICE QUESTION

2 mins • 4 pts

Media Image

1,3

1,44

2

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