Question

http://i.imgur.com/QGMdVHs.png - 7th grade question easy will fan and medal

Answer 1

Perimeter is all the sides added up so you just have to find the missing value to give you 32

Answer 2

perimeter = 12.25 + 6.33 + x
32 = 12.25 + 6.33 + x
x = 32 -12.25 - 6.3333333333333333333

x = 13.4166666667

x = 13.42 = 13 + (5/12) = A