Quiz Results

Quiz	Equation of a circle
Name	O l i v e r S t a l l a r d
Email	S t a l l a r d O N @ d u l w i c h . o r g . u k
Result	PASSED
Score	25 / 25 (100%)
Passing score	20
Quiz took	3 min 29 sec
Quiz finished at	2024-12-08 15:31:43

A circle has a radius of 3 and its centre is at the coordinates ( 0 , 3 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: x2 + ( y - 3 )2 = 9

User Response: x2 + ( y - 3 )2 = 9

A circle has a radius of 2 and its centre is at the coordinates ( 0 , 0 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: x2 + y2 = 22

User Response: x2 + y2 = 22

A circle has a radius of 2 and its centre is at the coordinates ( 3 , 5 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: ( x - 3 )2 + ( y - 5 )2 = 4

User Response: ( x - 3 )2 + ( y - 5 )2 = 4

A circle has a radius of 5 and its centre is at the coordinates ( 6 , -3 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: ( x - 6 )2 + ( y + 3 )2 = 25

User Response: ( x - 6 )2 + ( y + 3 )2 = 25

A circle has a radius of 10 and its centre is at the coordinates ( 0 , -4 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: x2 + ( y + 4 )2 = 100

User Response: x2 + ( y + 4 )2 = 100

A circle has a radius of 1 and its centre is at the coordinates ( -2 , -1 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: ( x + 2 )2 + ( y + 1 )2 = 1

User Response: ( x + 2 )2 + ( y + 1 )2 = 1

A circle has a radius of 9 and its centre is at the coordinates ( -4 , 5 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: ( x + 4 )2 + ( y - 5 )2 = 92

User Response: ( x + 4 )2 + ( y - 5 )2 = 92

A circle has a radius of 4 and its centre is at the coordinates ( 1 , -2 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: ( x - 1 )2 + ( y + 2 )2 = 16

User Response: ( x - 1 )2 + ( y + 2 )2 = 16

A circle has a radius of 6 and its centre is at the coordinates ( 0 , 0 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: x2 + y2 = 36

User Response: x2 + y2 = 36

A circle has a radius of 1 and its centre is at the coordinates ( 4 , 4 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: ( x - 4 )2 + ( y - 4 )2 = 1

User Response: ( x - 4 )2 + ( y - 4 )2 = 1

A circle has a radius of 6 and its centre is at the coordinates ( 6 , 0 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: ( x - 6 )2 + y2 = 36

User Response: ( x - 6 )2 + y2 = 36

A circle has a radius of 8 and its centre is at the coordinates ( -5 , 6 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: ( x + 5 )2 + ( y - 6 )2 = 64

User Response: ( x + 5 )2 + ( y - 6 )2 = 64

A circle has a radius of 6 and its centre is at the coordinates ( 0 , 1 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: x2 + ( y - 1)2 = 36

User Response: x2 + ( y - 1)2 = 36

A circle has a radius of 10 and its centre is at the coordinates ( -3 , 4 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: ( x + 3 )2 + ( y - 4 )2 = 100

User Response: ( x + 3 )2 + ( y - 4 )2 = 100

A circle has a radius of 4 and its centre is at the coordinates ( -6 , -7 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: ( x + 6 )2 + ( y + 7 )2 = 42

User Response: ( x + 6 )2 + ( y + 7 )2 = 42

A circle has a radius of 8 and its centre is at the coordinates ( -3 , 0 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: ( x + 3 )2 + y2 = 64

User Response: ( x + 3 )2 + y2 = 64

A circle has a radius of 6 and its centre is at the coordinates ( 7 , -4 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: ( x - 7 )2 + ( y + 4 )2 = 36

User Response: ( x - 7 )2 + ( y + 4 )2 = 36

A circle has a radius of 2 and its centre is at the coordinates ( -1 , -5 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: ( x + 1 )2 + ( y + 5 )2 = 4

User Response: ( x + 1 )2 + ( y + 5 )2 = 4

A circle has a radius of 3 and its centre is at the coordinates ( -5 , -6 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: ( x + 5 )2 + ( y + 6 )2 = 32

User Response: ( x + 5 )2 + ( y + 6 )2 = 32

A circle has a radius of 9 and its centre is at the coordinates ( 0 , 0 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: x2 + y2 = 92

User Response: x2 + y2 = 92

A circle has a radius of 3 and its centre is at the coordinates ( 5 , 6 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: ( x - 5 )2 + ( y - 6 )2 = 9

User Response: ( x - 5 )2 + ( y - 6 )2 = 9

A circle has a radius of 5 and its centre is at the coordinates ( 5 , 0 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: ( x - 5 )2 + y2 = 52

User Response: ( x - 5 )2 + y2 = 52

A circle has a radius of 9 and its centre is at the coordinates ( 0 , -3 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: x2 + ( y + 3 )2 = 81

User Response: x2 + ( y + 3 )2 = 81

A circle has a radius of 7 and its centre is at the coordinates ( -6 , 3 ). What is the equation of this circle?

Awarded Points: 1

Correct Response: ( x + 6 )2 + ( y - 3 )2 = 49

User Response: ( x + 6 )2 + ( y - 3 )2 = 49

A circle has a radius of 7 and its centre is at the coordinates ( -2 , 0 ). What is the equation of this circle?

Responses

Awarded Points: 1

Correct Response: x2 + ( y - 3 )2 = 9

User Response: x2 + ( y - 3 )2 = 9

Awarded Points: 1

Correct Response: x2 + y2 = 22

User Response: x2 + y2 = 22

Awarded Points: 1

Correct Response: ( x - 3 )2 + ( y - 5 )2 = 4

User Response: ( x - 3 )2 + ( y - 5 )2 = 4

Awarded Points: 1

Correct Response: ( x - 6 )2 + ( y + 3 )2 = 25

User Response: ( x - 6 )2 + ( y + 3 )2 = 25

Awarded Points: 1

Correct Response: x2 + ( y + 4 )2 = 100

User Response: x2 + ( y + 4 )2 = 100

Awarded Points: 1

Correct Response: ( x + 2 )2 + ( y + 1 )2 = 1

User Response: ( x + 2 )2 + ( y + 1 )2 = 1

Awarded Points: 1

Correct Response: ( x + 4 )2 + ( y - 5 )2 = 92

User Response: ( x + 4 )2 + ( y - 5 )2 = 92

Awarded Points: 1

Correct Response: ( x - 1 )2 + ( y + 2 )2 = 16

User Response: ( x - 1 )2 + ( y + 2 )2 = 16

Awarded Points: 1

Correct Response: x2 + y2 = 36

User Response: x2 + y2 = 36

Awarded Points: 1

Correct Response: ( x - 4 )2 + ( y - 4 )2 = 1

User Response: ( x - 4 )2 + ( y - 4 )2 = 1

Awarded Points: 1

Correct Response: ( x - 6 )2 + y2 = 36

User Response: ( x - 6 )2 + y2 = 36

Awarded Points: 1

Correct Response: ( x + 5 )2 + ( y - 6 )2 = 64

User Response: ( x + 5 )2 + ( y - 6 )2 = 64

Awarded Points: 1

Correct Response: x2 + ( y - 1)2 = 36

User Response: x2 + ( y - 1)2 = 36

Awarded Points: 1

Correct Response: ( x + 3 )2 + ( y - 4 )2 = 100

User Response: ( x + 3 )2 + ( y - 4 )2 = 100

Awarded Points: 1

Correct Response: ( x + 6 )2 + ( y + 7 )2 = 42

User Response: ( x + 6 )2 + ( y + 7 )2 = 42

Awarded Points: 1

Correct Response: ( x + 3 )2 + y2 = 64

User Response: ( x + 3 )2 + y2 = 64

Awarded Points: 1

Correct Response: ( x - 7 )2 + ( y + 4 )2 = 36

User Response: ( x - 7 )2 + ( y + 4 )2 = 36

Awarded Points: 1

Correct Response: ( x + 1 )2 + ( y + 5 )2 = 4

User Response: ( x + 1 )2 + ( y + 5 )2 = 4

Awarded Points: 1

Correct Response: ( x + 5 )2 + ( y + 6 )2 = 32

User Response: ( x + 5 )2 + ( y + 6 )2 = 32

Awarded Points: 1

Correct Response: x2 + y2 = 92

User Response: x2 + y2 = 92

Awarded Points: 1

Correct Response: ( x - 5 )2 + ( y - 6 )2 = 9

User Response: ( x - 5 )2 + ( y - 6 )2 = 9

Awarded Points: 1

Correct Response: ( x - 5 )2 + y2 = 52

User Response: ( x - 5 )2 + y2 = 52

Awarded Points: 1

Correct Response: x2 + ( y + 3 )2 = 81

User Response: x2 + ( y + 3 )2 = 81

Awarded Points: 1

Correct Response: ( x + 6 )2 + ( y - 3 )2 = 49

User Response: ( x + 6 )2 + ( y - 3 )2 = 49

Awarded Points: 1

Correct Response: ( x + 2 )2 + y2 = 49

User Response: ( x + 2 )2 + y2 = 49