Should be 65 degrees also
ANSWER

EXPLANATION
If the two events are disjoint, then they are mutually exclusive.
This means that their intersection is zero.
Therefore

This implies that,


The probability that the two events will occur together is 0, which means an impossibility.
Answer:

Step-by-step explanation:
Given

Required
Solve

Turn division to multiplication


Answer:
yes
Step-by-step explanation:
Answer:
36.87°
Step-by-step explanation:
cos C = 4/5
arccos C = 36.87