finding surface area formula for crushed glass which is the size is not same to one another?

Answer 1

top and bottom area are the same broken or not so name it A1
the thickness of it is uniform name it t
wat affects the total area here is the peremiter of each fragment
so u need to find the sub total of fragments lengths name it L
A=A1+(L*t)

Answer 2

bring a graduated clinder fell it with water note the water area of the water inside then but the body of te unknown area note the new area calculate the diffrence between the two areas (it is the body area) ([e-mail])