A bedroom is shaped like a pentagon. A designer wants to put a triangular bookshelf in the corner marked on the diagram. The sum
of the interior angles of a pentagon is 540°. Which statement is correct?
1 answer:
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For this case we must find the solution of the following quadratic equation:
Where:
Then, the solution is given by:
Substituting the values:
By definition we have:
Thus, we have two complex roots.
Answer:
The equation has no real roots.