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Circle Equation (Standard Form)

Authored by Wee Teck Toh

Mathematics

1st - 12th Grade

CCSS covered

Used 810+ times

Circle Equation (Standard Form)
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14 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the coordinates of the centre and the radius of the circle with equation:
(x - a)2 + (y - b)2 = r2 ?

Centre (a,b)
Radius = r2 units
Centre (-a,-b)
Radius = r units
Centre (a,b)
Radius = r units
Centre (-a,-b)
Radius = r2 units

Tags

CCSS.HSG.GPE.A.1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the coordinates of the centre and the radius of the circle with equation:
(x - 1)2 + (y - 2)2 = 32 ?

Centre (-1,-2)
Radius = 3 units
Centre (1,2)
Radius = 3 units
Centre (-1,-2)
Radius = 9 units
Centre (1,2)
Radius = 9 units

Tags

CCSS.HSG.GPE.A.1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

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

Tags

CCSS.HSG.GPE.A.1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the coordinates of the centre and the radius of the circle with equation:
(x + 3)2 + (y + 1)2 = 22 ?

Centre  (-3,-1)
Radius = 4 units
Centre  (3,1)
Radius = 2 units
Centre  (-3,-1)
Radius = 2 units
Centre  (3,1)
Radius = 4 units

Tags

CCSS.HSG.GPE.A.1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the coordinates of the centre and the radius of the circle with equation:
(x + 2)2 + (y + 5)2 = 16 ?

Centre  (2,5)
Radius = 16 units
Centre (2,5)
Radius = 4 units
Centre (-2,-5)
r = 16 units
Centre (-2,-5)
Radius = 4 units

Tags

CCSS.HSG.GPE.A.1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the coordinates of the centre and the radius of the circle with equation:
(x - 5)2 + (y + 3)2 = 36 ?

Centre (5,-3)
Radius = 6 units
Centre (-5,3)
Radius = 6 units
Centre (-5,3)
Radius = 36 units
Centre (5,-3)
Radius = 36 units

Tags

CCSS.HSG.GPE.A.1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the coordinates of the centre and the radius of the circle with equation:
(x + 7)2 + (y - 6)2 = 64 ?

Centre (7,-6)
Radius = 8 units
Centre (-7,6)
Radius = 64 units
Centre (-7,6)
Radius = 8 units
Centre (7,-6)
Radius = 64 units

Tags

CCSS.HSG.GPE.A.1

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