# Angle Relationships

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question
Points N and R both lie on circle O. Line segment RQ is tangent to the circle at point R. What is the perimeter of triangle RON?
b. 15.0 units
question
What is the measure of circumscribed
c. 90Â°
question
What is the measure of angle COA?
160Â°
question
Major arc JL measures 300Â°. Which describes triangle JLM?
d. equilateral
question
Angle X is a circumscribed angle of circle V. Which name best describes figure VWXY?
a. square
question
Angle BCD is a circumscribed angle of circle A. What is the measure of minor arc BD?
d. 100Â°
question
Points E, F, and D are on circle C, and angle G measures 60Â°. The measure of arc EF equals the measure of arc FD. Which statements about the arcs and angles are true? Check all that apply.
question
Points E, F, and D are located on circle C. The measure of arc ED is 108Â°. What is the measure of angle ECD?
c. 108Â°
question
The measure of minor arc JL is 60Â°. What is the measure of angle JKL?
120Â°
question
Points A, B, C, and D lie on circle M. Line segment BD is a diameter. What is the measure of angle ACD?
b. 67.5Â°
question
Points E, F, and D are located on circle C. The measure of arc ED is 68Â°. What is the measure of angle EFD?