A quadrilateral is a parallelogram if its opposite sides are parallel.
Check the final answer first, then review the worked steps.
Problem
A quadrilateral is a parallelogram if its opposite sides are parallel.
Step-by-step solution
The image shows a quadrilateral HIJK with arrows indicating that side HI is parallel to side JK and side HK is parallel to side IJ. This is the definition of a parallelogram.
Answer
True