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20 questions
Find x.
58
29
118
180
Find x.
50
25
155
310
solve for x.
hint* central angle = arc measure. diameter makes a semicircle = 180 degrees
21.25
13.6
43.75
10
110
70
55
90
123
61.5
67
56
Find AB.
21
42
18
58
5
25
10
17.69
12
56
112
28
90
82
49
98
Find x.
8.8
13.75
16.36
14
136
88
44
176
180
198
252
360
180
76
104
142
37
35
24
21.9
3
37
56
28
20
11
48
4
144
50
172
116
96
48
120
336
72
118
59
256
19
141
39
67
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