Introduction to Circles

Question 1

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

Revolt · Accepted Answer

[Image: Circle C is shown. A line goes from one point on t...]

Question 2

Which would prove that the circles are similar?

Revolt · Accepted Answer

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

Question 3

Identify the parts relating to A.

Revolt · Accepted Answer

✔ secant; What is ?: secant; What is ?: tangent; What is AC?: radius

Question 4

centerchordsecant✔ tangent

Revolt · Accepted Answer

✔ tangent

Question 5

arcdiameterradius✔ secant

Revolt · Accepted Answer

✔ secant

Question 6

chorddiameter✔ radiustangent

Revolt · Accepted Answer

✔ radius

Question 7

Circle A has a radius of 6. Which circles are congruent to circle A? Check all that apply.

Revolt · Accepted Answer

circle E; circle F

Question 8

Complete the statements about circle Z.

Revolt · Accepted Answer

✔ UZV; A central angle, such as angle of circle Z, is an angle whose vertex is and whose sides are radii of the circle.: UZV; A central angle, such as angle of circle Z, is an angle whose vertex is and whose sides are radii of the circle.: the center of the circle; Angle is not a central angle of circle Z.: WSX; The degree measure of an arc is the degree measure of the central angle that intercepts it.: equal to; The measure of is degrees.: 79

Question 9

✔ the center of the circleon the circleoutside the circle

Revolt · Accepted Answer

✔ the center of the circle

Question 10

TZUTZVVZX✔ WSX

Revolt · Accepted Answer

✔ WSX

Introduction to Circles Answers

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