Free Printable 第四冊1-1圓的標準式

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第四冊1-1圓的標準式

Total questions: 20

Worksheet time: 10mins

Name

Class

Date

1.

圓(x + 1)² + (y - 3)² = 2的圓心為何？

a)

(1 , - 3)

b)

( - 1 , 3)

c)

( - 1 , - 3)

d)

(1 , 3)

2.

圓(x - 1)² + (y - 3)² = 2的圓心為何？

a)

(1 , - 3)

b)

( - 1 , 3)

c)

( - 1 , - 3)

d)

(1 , 3)

3.

圓(x - 1)² + (y + 3)² = 2的圓心為何？

a)

(1 , - 3)

b)

( - 1 , 3)

c)

( - 1 , - 3)

d)

(1 , 3)

4.

圓(x +1)² + (y + 3)² = 2的圓心為何？

a)

(1 , - 3)

b)

( - 1 , 3)

c)

( - 1 , - 3)

d)

(1 , 3)

5.

圓(x + 1)² + (y - 3)² = 2的半徑為何？

a)

1

b)

$\sqrt{2}$

c)

2

d)

4

6.

圓(x + 1)² + (y - 3)² = 4的半徑為何？

a)

1

b)

$\sqrt{2}$

c)

2

d)

4

7.

圓(x + 1)² + (y - 3)² = 1的半徑為何？

a)

1

b)

$\sqrt{2}$

c)

2

d)

4

8.

圓(x + 1)² + (y - 3)² = 16的半徑為何？

a)

1

b)

$\sqrt{2}$

c)

2

d)

4

9.

圓心(3 , - 5)，半徑長為 $\sqrt{3}$ 的圓方程式為 ?

a)

$\left(x-3\right)^2+\left(y+5\right)^2=\sqrt{3}$

b)

$\left(x-3\right)^2+\left(y+5\right)^2=3$

c)

$\left(x-3\right)^2+\left(y+5\right)^2=5$

d)

$\left(x-3\right)^2+\left(y+5\right)^2=25$

10.

圓心(3 , - 5)，半徑長為 $5$ 的圓方程式為 ?

a)

$\left(x-3\right)^2+\left(y+5\right)^2=\sqrt{3}$

b)

$\left(x-3\right)^2+\left(y+5\right)^2=3$

c)

$\left(x-3\right)^2+\left(y+5\right)^2=5$

d)

$\left(x-3\right)^2+\left(y+5\right)^2=25$

11.

圓心(- 3 , 5)，半徑長為 $5$ 的圓方程式為 ?

a)

$\left(x+3\right)^2+\left(y+5\right)^2=25$

b)

$\left(x-3\right)^2+\left(y-5\right)^2=25$

c)

$\left(x+3\right)^2+\left(y-5\right)^2=25$

d)

$\left(x-3\right)^2+\left(y+5\right)^2=25$

12.

圓心(3 , - 5)，半徑長為 $3$ 的圓方程式為 ?

a)

$\left(x-3\right)^2+\left(y+5\right)^2=\sqrt{3}$

b)

$\left(x-3\right)^2+\left(y+5\right)^2=3$

c)

$\left(x-3\right)^2+\left(y+5\right)^2=9$

d)

$\left(x-3\right)^2+\left(y+5\right)^2=25$

13.

圓心(- 3 , -5)，半徑長為 $5$ 的圓方程式為 ?

a)

$\left(x+3\right)^2+\left(y+5\right)^2=25$

b)

$\left(x-3\right)^2+\left(y-5\right)^2=25$

c)

$\left(x+3\right)^2+\left(y-5\right)^2=25$

d)

$\left(x-3\right)^2+\left(y+5\right)^2=25$

14.

圓心( 3 , 5 )，半徑長為 $5$ 的圓方程式為 ?

a)

$\left(x+3\right)^2+\left(y+5\right)^2=25$

b)

$\left(x-3\right)^2+\left(y-5\right)^2=25$

c)

$\left(x+3\right)^2+\left(y-5\right)^2=25$

d)

$\left(x-3\right)^2+\left(y+5\right)^2=25$

15.

圓心(3 , - 5)且圓通過點(7 , - 2)，則圓的半徑為?

a)

2

b)

3

c)

4

d)

5

16.

圓心為( - 3 , - 4)且此圓與x軸相切，則圓半徑為?

a)

2

b)

3

c)

4

d)

5

17.

圓心為( - 3 , - 4)且此圓與y軸相切，則圓半徑為?

a)

2

b)

3

c)

4

d)

5

18.

設P (1 , - 2)、Q ( - 3 , 1)，則以 $\overline{PQ}$ 為直徑之圓半徑為?

a)

$\frac{5}{2}$

b)

3

c)

4

d)

5

19.

圓心(3 , - 5)且圓通過點(7 , - 2)，則圓方程式為 ?

a)

$\left(x+3\right)^2+\left(y+5\right)^2=25$

b)

$\left(x-3\right)^2+\left(y-5\right)^2=25$

c)

$\left(x+3\right)^2+\left(y-5\right)^2=25$

d)

$\left(x-3\right)^2+\left(y+5\right)^2=25$

20.

圓心(3 , - 5)且此圓與x軸相切，則圓方程式為 ?

a)

$\left(x-3\right)^2+\left(y+5\right)^2=3$

b)

$\left(x-3\right)^2+\left(y+5\right)^2=9$

c)

$\left(x-3\right)^2+\left(y+5\right)^2=5$

d)

$\left(x-3\right)^2+\left(y+5\right)^2=25$

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