Answer:
H is the reflection of itself in the horizontal line
Answer:
sin(theta) + cos(theta) = 0
sin(theta) = -cos(theta)
sin(theta)/cos(theta) = -1
tan(theta) = -1
theta = - 45° ± k·180°
Ok, i really don't remember this, so i don't want to steer you wrong. maybe wait for another answer?
Answer:
1/16 chance that it will land on 16 because there are 16 faces