Geometry Ch. 6 Circle Test
B
Name _______________________________________________period____________
Major ELG’s: G.9 Understand and apply theorems about circles G.10 Find lengths of arcs of circles.
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1. True or False. The measure of an inscribed
angle is half it’s intercepted arc. _________
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2. ̅̅̅̅
𝐴𝐶 is the diameter of the circle O and
𝑚˂𝐴𝐵𝑂 = 27°. Find the 𝑚˂𝐵𝑂𝐶.
a) 27°
Find the measure of ˂SQR
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b) 54°
c) 126°
d) 90°
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3.
a) 111°
b) 65°
c) 134°
d) 180°
4.
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5
.
a) 14 mm
b)
70
𝜋
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c)
70
9
mm
mm
d) 14π mm
7. Shelly times her toy train as it goes around a circular
track and clocks it at 34 seconds per revolution. If the
radius of the track is 29 inches, what is the speed of the
train? Express your answer in inches per second.
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6. In circle O, Solve for missing angles.
m ˂AOB ______
m˂OAP _______
m ˂ P______
̂ ___________
Solve for the curvature of arc 𝐴𝐵
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8.
9. Write the equation of the line tangent to a circle whose center
is (2, 1) if the point of tangency is (5, 4). Use the graph if you like.
10. Find the degree measure of d.
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