O‘qqa nisbatan simmetriya — 9-sinf Geometriya test savollari

1.M(3;4) nuqtaning Ox o‘qiga nisbatan simmetrik nuqtasini toping.

• A)(4;3)
• B)(-3;-4)
• C)(-3;4)
• D)(3;-4)

2.N(-5;2) nuqtaning Oy o‘qiga nisbatan simmetrik nuqtasini toping.

• A)(5;-2)
• B)(-5;-2)
• C)(2;-5)
• D)(5;2)

3.K(6;-1) nuqtaning y = x to‘g‘ri chiziqqa nisbatan simmetrik nuqtasini toping.

• A)(6;1)
• B)(-1;6)
• C)(-6;1)
• D)(1;-6)

4.A(2;-5) nuqta avval Ox o‘qiga, so‘ng hosil bo‘lgan nuqta Oy o‘qiga nisbatan simmetrik ko‘chirilgan. Yakuniy nuqtani toping.

• A)(-2;-5)
• B)(-2;5)
• C)(2;5)
• D)(-5;2)

5.B nuqta Ox o‘qiga nisbatan simmetrik ko‘chirilganda B′(7;-3) hosil bo‘lgan. B nuqtani toping.

• A)(-7;-3)
• B)(3;7)
• C)(-7;3)
• D)(7;3)

6.O‘qqa nisbatan simmetriya kesma uzunligini o‘zgartiradimi?

• A)Ha, yarmiga kamayadi
• B)Yo‘q, o‘zgarmaydi
• C)Faqat gorizontal kesmalarda o‘zgarmaydi
• D)Ha, ikki marta ortadi

7.To‘g‘ri to‘rtburchak (kvadrat emas)ning nechta simmetriya o‘qi bor?

• A)4
• B)0
• C)2
• D)1

8.Kvadratning nechta simmetriya o‘qi bor?

• A)4
• B)8
• C)1
• D)2

9.Teng yonli (lekin teng tomonli bo‘lmagan) uchburchakning nechta simmetriya o‘qi bor?

• A)0
• B)3
• C)1
• D)2

10.Teng tomonli uchburchakning nechta simmetriya o‘qi bor?

• A)6
• B)0
• C)1
• D)3