Answer:
option 3
Step-by-step explanation:
A rope is used to tie a boat to a dock. The angle of depression from the boat to the ocean floor directly beneath the dock is 40
degrees. The boat is 25.17 feet above the ocean floor.
What is the length of the rope between the boat and the dock?
What is the length of the rope between the boat and the dock?
1 answer:
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Answer:
0.85
Step-by-step explanation:
Given two events A and B, the probability that either A or B occurs is given by:
where
the probability that A occurs
is the probability that B occurs
is the probability that both A and B occur at the same time
In this problem, we know the following facts:
is the probability that the car requires an oil change
is the probability that the car requires a brake repair
is the probability that the car requires both an oil change and brake repair
Therefore, the probability that either o (car requiring oil change) or b (car requiring brake repait) occur is: