Concept explainers
For
To find the value of the expression.
Answer to Problem 12P
The value of
Explanation of Solution
Given information:
The given expression is
The lengths of the sides are given as
Formula used:
Law of sines.
In any triangle, the ratio of side length to the sine of its opposite angle is the same for all three sides.
Calculation :
Use law of sines to evaluate angle T.
Substitute the value of angle T in the expression
The value of
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