In triangle DKC, the DK side is 6cm less than the KC side and 2cm more than the DC side.

In triangle DKC, the DK side is 6cm less than the KC side and 2cm more than the DC side. Find the perimeter of the triangle DKC if DC = 18cm?

The perimeter of a triangle is equal to the sum of all three of its sides. To answer the question of the problem, you need to know what is the length of each side of the triangle.
1. Find out what the side DK of the triangle DKС is equal to.
18 + 2 = 20 centimeters.
2. Let’s calculate what is the side of the КС of the triangle DKС.
20 + 6 = 26 centimeters.
Let’s answer the question of the problem.
3. Find the perimeter of the triangle DKС.
18 + 20 + 26 = 64 centimeters.
Answer: The perimeter of the triangle DKS is sixty-four centimeters.