Geometry

Question Analysis

The main focus is calculating the perimeter of an irregular quadrilateral by using the distance formula to find the lengths of each of its four sides and then summing them up.

Key Concept Explanation

The distance formula between two points and is .

The perimeter of a quadrilateral is the sum of the lengths of its four sides.

Step-by-Step Solution

1. Calculate the length of with and :

.

2. Calculate the length of with and :

.

3. Calculate the length of with