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معادلة الدائرة

Total questions: 5

Worksheet time: 5mins

Name
Class
Date
1.

معادلة الدائرة التالية هي :

a)

(x+1)2 +(y+1)2 = 3\left(x+1\right)^2\ +\left(y+1\right)^2\ =\ 3

b)

(x+1)2 + (y 1 )2 = 3\left(x+1\right)^2\ +\ \left(y-\ 1\ \right)^2\ =\ 3

c)

(x+1)2+ (y+1)2=9\left(x+1\right)^2+\ \left(y+1\right)^2=9

d)

(x 1 )2+(y1)2=9\left(x\ -\ 1\ \right)^2+\left(y-1\right)^2=9

2.

معادلة الدائرة التي مركزها (7,0 ) ونصف قطرها 3 هي:

a)

(x 7)2+ y2=9\left(x\ -\ 7\right)^2+\ y^2=9

b)

x2+(y7)2=9x^2+\left(y-7\right)^2=9

c)

(x7)2+y2=3\left(x-7\right)^2+y^2=3

d)

x2+(y7)2=3x^2+\left(y-7\right)^2=3

3.

a)

2

b)

3

c)

4

d)

16

4.

معادلة الدائرة الممثلة هي :

a)

(x+1)2+(y3)2=16\left(x+1\right)^2+\left(y-3\right)^2=16

b)

(x1)2+(y+3)2=16\left(x-1\right)^2+\left(y+3\right)^2=16

c)

(x1)2+(y+3)2=4\left(x-1\right)^2+\left(y+3\right)^2=4

d)

(x+1)2+(y3)2=4\left(x+1\right)^2+\left(y-3\right)^2=4

5.

معادلة الدائرة الممثلة هي :

a)

(x+1)+(y+1)=9\left(x+1\right)+\left(y+1\right)=9

b)

x+y=9

c)

x2+y2=3x^2+y^2=3

d)

x2+y2=9x^2+y^2=9