How to determine the perimeter of a quadrilateral using distance formula of four points

The video tutorial guides students through finding the perimeter of a quadrilateral by plotting points, understanding the concept of perimeter, and using the distance formula to calculate side lengths. The process involves simplifying calculations and using a calculator to find the final perimeter, rounded to the nearest tenth.

How do you round the perimeter to the nearest tenth?

What is the final calculated perimeter of the quadrilateral?

Discuss the significance of the unit measure in the context of the perimeter calculated.