Question

A square is cut from a piece of plywood. How can you determine whether the quadrilateral cut out of the plywood is indeed a square? You cannot fold the plywood.

Answer 1

Answer: if all sides are equal lengths and has 4 90 degree angles

Answer 2

Answer:

You could get a ruler or measuring stick and measure each side.

There is no guarantee that you can even make a square, since all sides have to be equal though.

Step-by-step explanation: