Answer:
A and D
Step-by-step explanation:
Ok so first, if you slice parallel to the base, you can get a square.
If you slice parallel to a face, you get a triangle.
4/6 and 6/15
simplify all fractions to lowest possible.
4/6 = 2/3
10/25 = 2/5
6/15 = 2/3
4/6 and 6/15 are equivalent
s= 60
-------------
Hope this helps
perpendicular
10400