Introduction to Circles

Question 1

Determine the values.

Revolt · Accepted Answer

58; 55

Question 2

✔ the center of the circleon the circleoutside the circle

Revolt · Accepted Answer

✔ the center of the circle

Question 3

TZUTZVVZX✔ WSX

Revolt · Accepted Answer

✔ WSX

Question 4

✔ equal tohalftwice

Revolt · Accepted Answer

✔ equal to

Question 5

42✔ 79100180

Revolt · Accepted Answer

✔ 79

Question 6

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 7

Which statements are correct? Check all that apply.A chord is sometimes a radius.A diameter is always a chord.A tangent is never a secant.A chord can be longer than a diameter of the same circle.A chord can be shorter than a radius of the same circle.A radius is always congruent to another radius of the same circle.

Revolt · Accepted Answer

A diameter is always a chord.; A tangent is never a secant.; A chord can be shorter than a radius of the same circle.; A radius is always congruent to another radius of the same circle.

Question 8

Complete the statements about circle J.

Revolt · Accepted Answer

✔ minor arc; 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

Question 9

What is m?

Revolt · Accepted Answer

231°

Question 10

EH is a diameter of D. The measure of is (10x + 8)° and the measure of is (11x)°.

Revolt · Accepted Answer

⇒ 5: 116503; 58; 55

Introduction to Circles Answers

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