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Equations of a Circle

Authored by Priscilla Solorio

Mathematics

9th - 11th Grade

CCSS covered

Used 34+ times

Equations of a Circle
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does (h,k) standard for in the standard circle equation?

(h,k) is the center of the circle

(h,k) is a point on the circle.

(h,k) is the radius of the circle

(h,k) is the diameter of the circle

Tags

CCSS.HSG.GPE.A.1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does "h" stand for in (h,k)?

h is the radius of the circle

h is the distance of the circle

h is the y coordinate of the center

h is the x coordinate of the center

Tags

CCSS.HSG.GPE.A.1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the "k" in (h,k) stand for?

k is the y coordinate of the center

k is the x coordinate of the center

k is the radius of the circle

k is the distance of the circle

Tags

CCSS.HSG.GPE.A.1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the r in the standard equation stand for?

r is the distance of the circle

r is the radius of the circle

r is the x coordinate of the center of the circle

r is the y coordinate of the center of the circle

Tags

CCSS.HSG.GPE.A.1

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Write the equation of a circle with center (7, 0) with radius 3.

(x - 7)2 + y2 = 9
x2 + (y -7)2 = 9
(x - 7)2 + y2 = 3
x2 + (y -7)2 = 3

Tags

CCSS.HSG.GPE.A.1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the coordinates of the center and the radius of the circle with equation:
(x - 4)2 + (y - 3)2 = 25 ?

Center (4,3)
Radius = 5 units
Center (4,3)
Radius = 25 units
Center (-4,-3)
Radius = 25 units
Center (-4,-3)
Radius = 5 units

Tags

CCSS.HSG.GPE.A.1

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

In the equation (x-3)2+(y-2)2=16, the center of the circle is...

(3,2)
(-3, -2)
(-2, -3)
(2, 3)

Tags

CCSS.HSG.GPE.A.1

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