Circles Equations and Tangents
Authored by Anthony Clark
Mathematics
10th Grade
CCSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the equation of a circle with center (h,k) and radius r.
x2 + y2 = r2
(x + h)2 + (y + h)2 = r2
(x - h)2 + (y - k)2 = r2
(x - h)2 - (h - k)2 = r2
Tags
CCSS.HSG.GPE.A.1
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the equation of the circle?
(x+1)2 + (y +1)2 = 3
(x+1)2 + (y -1)2 = 3
(x+1)2 + (y +1)2 = 9
(x-1)2 + (y -1)2 = 9
Tags
CCSS.HSG.GPE.A.1
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In the equation (x+2)2+(y-3)2=4, the radius of the circle is...
4
2
3
16
Tags
CCSS.HSG.GPE.A.1
4.
MULTIPLE SELECT QUESTION
1 min • 1 pt
parallel
perpendicular
congruent
touching exactly once
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the value of x?
22
25
15
20
Tags
CCSS.HSG.C.A.2
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
If CE = 125 and CD = 44, Find DE.
Tags
CCSS.HSG.C.A.2
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Line AC is tangent to Circle O at point C.
Find AC.
Tags
CCSS.HSG.C.A.2
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