LibraryMental SquaresOne card

A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

Math & LogicOne small ahaSquare

137²

Think it. Then flip it.
ahamoraTap to reveal
Back to the cue
Math & LogicOne small aha
Your new aha18769

137² means 137 × 137, which is 18769. The exponent tells you how many copies to multiply. Source: Square (algebra)

ahamoraReference ↗

Keep the thread going

One answer is a beginning.

Share a little curiosity, or follow it into the full collection.

Flip the full deck →

More from Mental Squares

A few more worth knowing.

  1. 138138²RECALL
    19044

    138 × 138

    Open this card ↗
  2. 139139²RECALL
    19321

    139 × 139

    Open this card ↗
  3. 140140²RECALL
    19600

    140 × 140

    Open this card ↗