Assume that lines that appear to be tangent are tangent. O is the center of the circle. What is the value of x?
Tangent Lines to a Circle

Quiz
•
Barbara White
•
Mathematics
•
9th - 11th Grade
•
2 plays
•
Easy
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
90
309
129
39
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Assume that lines that appear to be tangent are tangent. O is the center of the circle. What is the value of x?
160
20
70
90
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
In each circle, what is the value of x to the nearest tenth?
4.25
14.10
3.75
6.25
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the value of x to the nearest tenth?
10.7
114.5
64.2
5.35
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the value of x to the nearest tenth?
5
25
5.5
4.5
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Determine whether a tangent line is shown in each diagram. (Use the Pythagorean Theorem)
Yes
No
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The polygon circumscribes a circle. What is the perimeter of the polygon?
140
45
70
190
8.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The polygon circumscribes a circle. What is the perimeter of the polygon?
82
32
21
42
9.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which shows a tangent line?
10.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If a line is tangent to a circle, then it is ________ to the radius drawn to the point of tangency.
parallel
adjacent
supplementary
perpendicular
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