Angle Relationships (Sec 10-1)

Question 1

Angle BCD is a circumscribed angle of circle A.

Revolt · Accepted Answer

10 units

Question 2

Major arc JL measures 300°.

Revolt · Accepted Answer

equilateral

Question 3

Points N and R both lie on circle O. Line segment RQ is tangent to the circle at point R.

Revolt · Accepted Answer

15.0 units

Question 4

Points N, P, and R all lie on circle O. Arc PR measures 120°.

Revolt · Accepted Answer

Angle RNQ is equal in measure to arc PR.

Question 5

Circle V is shown. Line segments Y V and W V are radii. Tangents Y X and W X intersect at point X outside of the circle. The length of V Y is 5. Angle V is a right angle.

Revolt · Accepted Answer

90°

Question 6

Circle O is shown. Line segments C O And A O are radii. Lines are drawn from points C and A to point B to form chords B C and B A. Angle C B A is 80 degrees.

Revolt · Accepted Answer

160°

Question 7

Angle X is a circumscribed angle of circle V.

Revolt · Accepted Answer

square

Question 8

Angle BCD is a circumscribed angle of circle A. Angle BCA measures 40°.

Revolt · Accepted Answer

100°

Question 9

Line segment ON is perpendicular to line segment ML. Line segment OM = 13 units in length, line segment PN = 8 units in length.

Revolt · Accepted Answer

24 units

Angle Relationships (Sec 10-1) Answers

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