弧长/˚

对弦长/˚

弧长/˚

对弦长/˚

0.5

0; 31, 25

6

6; 16, 49

1

1; 2, 50

47

47; 51, 0

1.5

1; 34, 15

49

49; 45, 48

2

2; 5, 40

72

70; 32, 3

2.5

2; 37, 4

80

77; 8, 5