Question

What is the missing side length of an irregular quadrilateral with side lengths twenty-three point three centimeters, thirty point four centimeters and forty-four point nine centimeters, if the perimeter is equal to the perimeter of a regular pentagon with side length twenty-six centimeters?

Answer 1

a. five point four centimeters
b. eighteen point nine centimeters
c. thirty-one point four centimeters
d. fifity-seven point four centimeters