Уравнение окружности

Уравнение окружности

9th Grade

13 Qs

quiz-placeholder

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Уравнение окружности

Уравнение окружности

Assessment

Quiz

Mathematics

9th Grade

Medium

Created by

Яна Комарова

Used 44+ times

FREE Resource

13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Укажите координаты центра окружности
 (x2)2+(y+3)2=16.(x-2)^2+(y+3)^2=16. 

(-2; 3)

(2; -3)

(-2; -3)

(2; 3)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Укажите координаты центра окружности (x5)2+(y7)2=16.(x-5)^2+(y-7)^2=16.  

(-5; -7)

(7; 5)

(5; 7)

(5; -7)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Радиус окружности

  (x+1)2+(y3)2=4(x+1)^2+(y−3)^2=4  

равен:

16

4

2

8

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Радиус окружности
 (x4)2+(y6)2=7(x-4)^2+(y−6)^2=7  
 равен:
 

 7\sqrt{7}  

7

49

-7

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Уравнение окружности с центром в точке С(-5; 0) и радиусом  3\sqrt{3} имеет вид:

 (х+5)2+у2=3(х+5)^2+у^2=\sqrt{3}  

 (х+5)2у2=3(х+5)^2-у^2=\sqrt{3}  

 (х5)2+у2=3(х-5)^2+у^2=3  

 (х+5)2+у2=3(х+5)^2+у^2=3  

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Уравнение окружности с центром в точке С(6; 3) и радиусом 4 см имеет вид:

(х6)2+(у+3)2=4(х-6)^2+(у+3)^2=4

(х6)2+(у3)2=16(х-6)^2+(у-3)^2=16

(х6)2+(у3)2=4(х-6)^2+(у-3)^2=4

(х+6)2+(у+3)2=16(х+6)^2+(у+3)^2=16

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Уравнение окружности имеет вид

(х - 4)2 + (у + 1)2 = 4.

Найдите координаты С- центра окружности и R -радиус окружности

С(4; -1) ; R = 2

С(4; -1) ; R = 4

С(-4; 1) ; R = 2

С(-4; -1) ; R = 4

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