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˚
$γ_{2 p b s}$	$180^{\circ} - α_{2 p b s} - β_{2 p b s}$
$α_{1 t b s}$	45˚
	$180^{\circ} - β_{2 p b s}$
$α_{2 t b s}$	$α_{1 p b s}$
$β_{2 t b s}$	$β_{1 p b s}$
	90˚
	20˚
	45˚
	90˚