Free Printable 1.9 +11.1 Quiz

1.

Find the center of the circle (x-2)^2 + (y-5)^2= 25

a)

2, 5

b)

-2, -5

c)

5, 5

d)

25, 5

2.

Find the radius of the circle (x-3)^2 +(y^2)= 4

a)

4

b)

2

c)

$\sqrt{2}$

d)

3, -2

3.

Write the equation of a circle with center (0, 2) and radius

r=2\sqrt{2}

a)

$x^2+\left(y-2\right)^2=8$

b)

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

c)

$\left(x\right)^2-\left(y+2\right)^2=8$

d)

$x^2=8y$

4.

Write the equation of a circle that passes through (0,5) and has center (5, 5)

a)

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

b)

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

c)

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

d)

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

5.

Write the equation of a parabola with vertex (0, 0) and focus (0, -2)

a)

$x^2=-8y$

b)

$x^2=-2y$

c)

$y^2=-8y$

d)

$y^2=8y$

6.

Write the equation of a parabola with directrix x = 10

a)

$x^2=-40y$

b)

$y^2=-40x$

c)

$y^2=10x$

d)

$x^2=10y$

7.

Identify the directrix of

$y^2=16x$

a)

(0, 16)

b)

(0, 4)

c)

y = 4

d)

y= -4

8.

Identify the focus of

$y^2=-20x$

a)

(0,-4)

b)

y= 4

c)

(0, 4)

d)

y= -4

9.

Identify the focus of

$x^2=y$

a)

y= 1/4

b)

(-1/4, 0)

c)

x= -1/4

d)

(1/4, 0)

10.

Identify the directrix and focal diameter of

$x^{2\ }=\ -28y$

a)

x=7 focal diameter 28

b)

x= -7 focal diameter 28

c)

x= -7 focal diameter 28

d)

x=7 focal diameter 28

1.9 +11.1 Quiz

Total questions: 10

Worksheet time: 5mins

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