Posted by **K** on Wednesday, February 2, 2011 at 5:59pm.

There is a 4 x 4 square grid. Two unit squares are chosen from the 16 unit squares possible. What is the probability that they do NOT have a vertex in common? Express your answer as a common fraction.

## Answer this Question

## Related Questions

- Math - There is a 4 x 4 square grid. Two unit squares are chosen from the 16 ...
- MATH - A four by four grid of unit squares contains squares of various sizes (1 ...
- GEOMETRY - The squares of a 3×3 grid of unit squares are coloured randomly and ...
- grid problem (geometry) - The squares of a 2×60 chessboard are coloured black ...
- Math (Probability) - Four players are playing a game involving choosing squares ...
- Mathematics - The squares of a 2×60 chessboard are coloured black and white in ...
- math - two equal squares, ABCD and DEFG, have the vertex D in common. The angle ...
- Geometry - Let G be a rectangular grid of unit squares with 3 rows and 8 columns...
- math problem - In a standard carnival game, you toss a coin on a table top ...
- Math - Each diagram in a sequence of 3 diagrams is obtained by drawing a 1 unit ...