Free Printable An Ciorcal

1.

Cad as a thagann cothromóid an ciorcal?

(a)

2.

Cad é cothromóid an ciorcal le lárphointe (0,0)?

a)

$y-y1=m\left(x-x1\right)$

b)

$y=mx+c$

c)

$x^2+y^2=r^2$

d)

$x+y=r$

3.

cad a theasann 'r' le haghaidh?

a)

fána

b)

imlíne an ciorcal

c)

r-ais

d)

ga

4.

Cad a dhéantar chun seic a dhéanamh an bhfuil an point (x,y) ar an gciorcal $x^2+y^2=r^2$ ?

(a)

5.

Cad é an foirmle le haghaidh fad idir dhá phointe?

a)

$x^2+y^2=r^2$

b)

$\left|PQ\right|=\sqrt[]{\left(x2-x1\right)^2+\left(y2-y1\right)^2}$

c)

$\left|PQ\right|=x2-x1^2+y2-y1^2$

6.

Cad é cothromóid an ciorcal le lárphointe (0,0) agus ga 12?

a)

$x^2+y^2=12$

b)

$x^2+y^2=144$

c)

$x^2+12=r^2$

d)

$12+y^2=r^2$

7.

Cad é lárphointe an ciorcal seo? $x^2+y^2=64$

a)

64

b)

(64,0)

c)

(0,64)

d)

(0,0)

e)

(0,8)

8.

Cad é ga an ciorcal seo? $3x^2+3y^2=12$

a)

3

b)

12

c)

2

d)

4

9.

Cad é ga an ciorcal seo? $4x^2+4y^2=36$

a)

3

b)

4

c)

36

d)

6

10.

Cá háit a trasnaíonn an ciorcal $x^2+y^2=9$ an x-ais?

a)

(9,0)

b)

(0,9)

c)

(3,0)

d)

(0,3)

11.

Cá háit a thrasnaíonn an ciorcal seo an y-ais? $2x^2+2y^2=18$

a)

(0,-3)

b)

(-3,0)

c)

(0,2)

d)

(0,-18)

12.

Tá an pointe (x,y) taobh amuigh den ciorcal

a)

$x^2+y^2=r^2$

b)

$x^2+y^2<r^2$

c)

$x^2+y^2>r^2$

13.

Tá an pointe (x,y) ar an gciorcal

a)

$x^2+y^2=r^2$

b)

$x^2+y^2>r^2$

c)

$x^2+y^2<r^2$

14.

Cá bhfuil an pointe (3,4) i gcómhthéacs an ciorcal $x^2+y^2=25$

a)

Ar an gciorcal

b)

Taobh amuigh

c)

Taobh istigh

15.

Cá bhfuil an pointe (-2,0) i gcomhthéacs an ciorcal $x^2+y^2=4$

a)

ar an gciorcal

b)

taobh amuigh

c)

taobh istigh

16.

cá bhfuil an pointe (-7, 5) i gcómhthéacs an ciorcal $2x^2+2y^2=32$

a)

ar an gciorcal

b)

taobh amuigh

c)

taobh istigh

An Ciorcal

Total questions: 16

Worksheet time: 10mins

Similar Resources on Wayground