# Thread: Blocks of wood puzzle?

1. ## Blocks of wood puzzle?

Four identical blocks of wood are placed touching a table in the positions shown.

How high is the table?

2. Originally Posted by Natasha1
Four identical blocks of wood are placed touching a table in the positions shown.

How high is the table?
let the height of the table be $H$, and the height and width of the
blocks be $h$ and $w$ respectivly.

Then we have:

$
96=H+h-w
$

and

$
84=H-h+w
$

$
180=2H
$

so:

$
H=90
$
cm

RonL

3. Simply a genius you are RonL, simply genius! Thanks a million :-)