The measures of two consecutive angles of a parallelogram are in the ratio 5:4. What is the measure of an obtuse angle of the parallelogram?
1 Answer
Dec 12, 2015
Explanation:
An important property of parallelograms is that consecutive angles are supplementary, or that the sum of their measures is
If we know that two consecutive angles are in a
Thus, since their sum is
Since the angles are
Of the two, the obtuse angle is