Introduction to Circles Answers

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1
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Which circle C shows a chord that is not a diameter?

A
[Image: Circle C is shown. A line is drawn from one side o...]
Option A
B
[Image: Circle C is shown. A line is drawn on the outside ...]
Option B
C
[Image: Circle C is shown. A line is drawn from point C to...]
Option C
D
[Image: Circle C is shown. A line goes from one point on t...]
Option D
2
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What did you include in your response? Check all that apply.

A
A tangent intersects a circle at exactly one point and, except for that point, lies outside the circle.
B
A chord intersects a circle twice and lies inside the circle.
3

arcdiameterradius✔ secant

A
arc
B
diameter
C
radius
D
✔ secant
4

chorddiameter✔ radiustangent

A
chord
B
diameter
C
✔ radius
D
tangent
5

42✔ 79100180

A
42
B
✔ 79
C
100
D
180
116472

Identify the parts relating to A.

Question illustration
Answers:
What is ?:secant
What is ?:tangent
What is ?:secant
What is AC?:radius
116495

Complete the statements about circle J.

Answers:
is a and measures degrees.:minor arc
is a and measures degrees.:152
is a and measures degrees.:major arc
is a and measures degrees.:298
116507

Which would prove that the circles are similar?

Answers:
Dilate the smaller circle by a factor of .:11/5
one of the circles so that the circles have the same center.:Translate

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