Apentagon has 3 congruent sides and 2 other congruent sides. the perimeter of the pentagon is 36 centimeters. the three long congruent sides are 2 centimeters longer than the two shorter congruent sides. let x = length of a short side let y = length of a long side the system of equations can be used to represent the situation. y = x + 22 x + 3y = 36 what is the length of one of the shorter congruent sides? a. 2 centimeters b. 6 centimeters c. 8 centimeters d. 17 centimeters