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Square or not

Exercise and reference answers

Left
Square
Items
  1. Item
    Identity matrix
    Answer
    Square
  2. Item
    Scalar matrix
    Answer
    Square
  3. Item
    Symmetric matrix
    Answer
    Square
  4. Item
    Three by three
    Answer
    Square
  5. Item
    Row matrix
    Answer
    Not square
  6. Item
    Column matrix
    Answer
    Not square
Right
Not square
Instructions
Swipe left for square matrices, right for others.

Explanation

_Source: syllabus Mathematics Part I, Chapter 3, Matrices._
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