Answer:

Explanation:
A quadrilateral (having four sides) has a sum of interior angles equal to 360 degrees.
Since, A Parallelogram has 4 sides so it is also a quadrilateral which means that the sum of its interior angles equal 360 degrees.
![\rule[225]{225}{2}](https://img.qammunity.org/2022/formulas/mathematics/high-school/3icqlwn6du2l5ygbr7z2lp6sjjralcpq09.png)
Hope this helped!
~AH1807