Equation of a circle
Mathematics
11th - 12th Grade
CCSS covered
Used 7+ times
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20 questions
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1.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
The equation of a circle is: (x-3)2+(y+2)2=4.
The second coordinate of its centre is ....
Tags
CCSS.HSG.GPE.A.1
2.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
There cannot be a .......... number under a square root.
3.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
The equation of the circle is: (x+3)2+(y-3)2-16=0.
Its radius is .... units long.
Tags
CCSS.HSG.GPE.A.1
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The equation of a circle is: (x-3)2+(y+4)2=9.
What is its centre?
K(3;4)
K(3;-4)
K(-3;4)
(-3;-4)
Tags
CCSS.HSG.GPE.A.1
5.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
The equation of a circle is: (x-1)2+y2-9=0.
Tick the correct statement!
This is NOT a circle.
The centre of this circle is K(1;0).
Tags
CCSS.HSG.GPE.A.1
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the centre of the circle which touches the x-axis in (-3;0) and the y-axis in (0;-3)?
K(3;3)
K(-6;3)
K(-3;-3)
K(0;1)
Tags
CCSS.HSG.GPE.A.1
7.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
The diameter of a circle is AB. A(-2;-3) and B(4;1). The first coordinate of the circle is ...
Tags
CCSS.HSG.GPE.A.1
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