A survey of 100 high school students provided this frequency table on how students get to school:
Drive to Take the
Grade
Walk
School
bus
Sophomore 2
25
3
Junior
13
20
2
5
5
Senior
25
What is the probability that a randomly selected student
is a junior?
?
P(Junior)

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