Air flows at Ma = 3 and p = 10 psia toward

Air flows at Ma = 3 and p = 10 psia toward a wedge of 16° angle at zero incidence, as in Fig. P9.132
(a) If the pointed edge is forward, what is the pressure at point A? If the blunt edge is forward, what is the pressure at point B?

Air flows at Ma = 3 and p = 10 psia toward