Answer:
Li Ping's statement makes sense.
Step-by-step explanation:
The area of a square with side lengths a inches is given by,
.
Now, the area of a parallelogram with equal sides a inches, which is not a square is given by,
, where, h is the perpendicular distance between the opposite sides.
See the diagram attached.
Since a is the hypotenuse of as right triangle with height h, hence, a > h.
So, 
Therefore, Li Ping's statement makes sense. (Answer)
1.D
2.C
3.B
If you need to know the amount let me know.
Answer:
Convert fraction (ratio) 1 / 16 Answer: 6.25%
Right triangles. This only works if it's a right triangle, cuz right triangles have hypotenuses.