MediumMath and Logic
How many squares on an 8x8 chessboard?
Riddle
How many squares on an 8x8 chessboard?
Choose an answer
A.64
B.128
C.100
D.204 squares
Hint: It's a word with 7 letters, starting with "2".
Answer
204 squares
Why this is the answer
Don't just count the 1x1 squares. You must sum all possible sizes: 1x1 (64), 2x2 (49), 3x3 (36), 4x4 (25), 5x5 (16), 6x6 (9), 7x7 (4), and 8x8 (1).
This riddle is filed under Math Riddles and rated Medium.