Class 607 has 27 students: 14 students have green eyes, 7 students have blue eyes, and 6 students have brown eyes:

They can give people the gum

You have 2 sides that are 2 cms and you have 6 sides that are 1/2 cm and you have 4 sides that are 1 cm. the smallest sides are 1/2 the medium sized sides are 1 and the smallest are 1/2. so to find the perimeter you have to add them all up together so your answer will be 11 cm's