Angle

Value

α 1 p b s

90˚

β 1 p b s

20˚

α 2 p b s

20˚

β 2 p b s

65˚

γ 2 p b s

180 α 2 p b s β 2 p b s

α 1 t b s

45˚

180 β 2 p b s

α 2 t b s

α 1 p b s

β 2 t b s

β 1 p b s

90˚

20˚

45˚

90˚