Answer:
MC= 11cm
BCM= 49.68°
Step-by-step explanation:
MC= 1/2 AC
1/2 AC = 11
MC= 11
∠α = arcsin(a/c)
= arcsin( 12.961481396816/17)
=arcsin(0.76244008216563)
=0.86708 rad
= 49.68°
