Geometry
Moody
Circles: Test Review
1.1-1.6 only
Name_____KEY______
Date________ Pd____
Part 1: Write the best term for each object:
T
S
W
U
R
1.
2.
3.
4.
5.
6.
7.
8.
point R:_center__
point T:_ point of tangency
TW :_ tangent line
RT :_ radius
SU :_ diameter
VU :_ chord
SRT :_central angle
USV :_inscribed angle
9. SV :_minor arc
10. SVU :_semicircle
11. STV :_major arc
12. SV :_ secant
V
Part 2: Short answer: (Round answers to nearest hundredth where
appropriate).
16. If the radius of a circle is 8, what are its Diameter and Circumference?
D=16; C=16 π ≈ 50.27
17. A central angle of 70 in a circle of radius 5 intercepts an arc of what
70
arclength?
( 2 ⋅ π ⋅ 5) ≈ 6.11
360
E
Find all of the following angle and arc measures
in the diagram of ○ P with mEA = 124
124°
P
C
D
B
A
1. mEC =_124 __
2. mCA =_112 _
3. mCB =_ 56 __
4. mECA =_ 236 _
5. mECB =_ 180 _
6. m EPA =_124 __
7. m BPC =_ 56 __
8. m EAC =_ 62 __
9. m PAD =_ 34 __
10. m CEA =_ 56 __
18. A regular Nonagon ABCDEFGHI is inscribed in a Circle. Find
m AB, m ABF , m AFH . 40 , 200 , 280
19. Find DC and the
radius of ○ P .=13
20. Find x and y
x=68, y=82
21. Given the inscribed
Quadrilateral, find x.=9
y
A
24
P
9x-1°
68 °
B
5
x
5
C
41 °
12x-8
D
22. Given TV is tangent
To ○ P , find TV . 12
23. Find the perimeter42 24. Find x
Of the circumscribed Quad.
67
S
13
T
P
V
4
5
R
V
58°
T
x°
76°
8
13
U
4
Find x in the following. (Assume segments that appear to be tangent are.)
X= 37
X= 40
X= 260
x
128°
54 °
140°
x
G
B
Given: Cirlce P with:
Tangent BG ;
10
9
mBC =90°
mCD=30° ,
mDE=20° .
Find all of the numbered
angles
A
1
3
80°
x
8
P
4
C
5
6
D
2
E
7
H
m
m
m
m
m
m
m
m
m
m
1= _90
2 =_90
3 =_25
4 =_65
5 =_55
6 =_125
7 =_35
8 =_60
9 =_90
10 =_60