
Подобни триъгълници
Authored by Албена Димитрова
Mathematics
9th Grade
Used 12+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Страните на един триъгълник са 5 cm ; 7 cm и 8 cm. Най-голямата страна на подобен на него триъгълник е 24 cm. Намерете другите две страни на втория триъгълник.
10cm ; 14cm
20cm ; 28cm
25cm ; 35cm
15cm ; 21cm
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Два триъгълника са подобни с коефициент на подобност ⅔ . Периметърът на единия триъгълник е 24 cm. Намерете периметъра на другия триъгълник.
12 cm или 36 cm
24 cm или 16 cm
36 cm или 16 cm
48 cm или 12 cm
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Периметрите на два подобни триъгълника са 24 cm и 96 cm. Намерете страните на втория триъгълник, ако две от страните на първия триъгълник са 6 cm и 7 cm.
24 cm; 28 cm; 44cm
18 cm; 21 cm; 33cm
12 cm; 14cm ; 22cm
6 cm; 7cm; 11cm
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Страните на един триъгълник са 2 см., 3 см. и 4 см., а на друг - 14 см., 21 см. и 32 см. Подобни ли са двата триъгълника?
Триъгълниците са подобни
Триъгълниците не са подобни
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ако два триъгълника са подобни, то вярно ли е, че съответните им височини, ъглополовящи и медиани се отнасят както съответните им страни?
Вярно
Не е вярно
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