Question

select all shapes with a square as a face.

Explanation:

Step1: Analyze the first - shape (cone)

A cone has a circular base and a curved surface. It has no square face.

Step2: Analyze the second - shape (cube)

A cube has 6 square faces. So it meets the requirement.

Step3: Analyze the third - shape (triangular prism)

A triangular prism has 2 triangular faces and 3 rectangular faces. It has no square face.

Answer:

The cube (the second shape)