Concept explainers
To find the probability of the angle to be obtuse when one of the five
Answer to Problem 3PSA
Explanation of Solution
Given information: The angles can be classified as follows:
Formula used:
Probability means possibility.
The probability formula is defined as the possibility of an event to happen is equal to the ratio of the number of favourable outcomes and the total number of outcomes.
Probability of event to happen is
Calculation:
In our example, there is one favorable outcome, i.e.
There are five total number of outcomes, i.e.
Therefore, the probability will be
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