問題一覧
1
.
c
2
.
b
3
.
a
4
.
a
5
.
d
6
.
d
7
equilateral
b
8
clock
b
9
.
c
10
.
a
11
.
b
12
.
d
13
.
a
14
.
b
15
.
d
16
bisector of
d
17
.
b
18
.
b
19
.
a
20
xyz
a
21
.
c
22
.
d
23
Not
a
24
.
c
25
.
d
26
.
d
27
.
c
28
.
a
29
.
b
30
.
c
問題一覧
1
.
c
2
.
b
3
.
a
4
.
a
5
.
d
6
.
d
7
equilateral
b
8
clock
b
9
.
c
10
.
a
11
.
b
12
.
d
13
.
a
14
.
b
15
.
d
16
bisector of
d
17
.
b
18
.
b
19
.
a
20
xyz
a
21
.
c
22
.
d
23
Not
a
24
.
c
25
.
d
26
.
d
27
.
c
28
.
a
29
.
b
30
.
c