The sides of a triangle are 2.3 cm ,31mm and 0.018 m long what is the perimeter of the triangle
Side 1: 2.3 cm = 23 mm
Side 2: 31 mm
Side 3: 0.018 m = 18 mm
Perimeter = Sum of all sides = 23 mm + 31 mm + 18 mm = 72 mm = 7.2 cm = 0.072 m
