(3π)/4 or 135 degrees
25
(5π)/4 or 225 degrees
29
(7π)/4 or 315 degrees
33
60 Degree Reference Triangles:
37
π/3 or 60 degrees
38
(2π)/3 or 120 degrees
42
(5π)/3 or 300 degrees
46
(4π)/3 or 240 degrees
50
Construction
54
61
62
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