Posted by **meepolo** on Monday, September 24, 2012 at 5:36pm.

Michal has 42 identical cubical blocks, each one with an edge of 1 cm. From all of these blocks, he built a rectangular prism with a base perimeter equal to 18 cm. What is the height of the prism which he built?

- MaTh -
**Scott**, Monday, September 24, 2012 at 8:02pm
the area of the base is a factor of 42

with a perimeter of 18, the possible block arrangements are __

8 X 1 __ area 8

7 X 2 __ area 14

6 X 3 __ area 18

5 X 4 __ area 20

14 is the only factor of 42, so the height must be 3

## Answer This Question

## Related Questions

- Math - A maker of a cubic number blocks packs a rectangular box so that there ...
- math - A maker of cubic number blocks packs a rectangular box so that there are ...
- geometry - Roy, Aaron, and Pete are given three identical rectangular blocks. ...
- Math - You have 48 yellow blocks and 40 green blocks. What is the greatest ...
- physics - A delivery truck travels 20 blocks south, 24 blocks west and 25 blocks...
- math - alana has 5 base ten blocks.She has at least one of each type of block....
- Physics - A delivery truck travels 19 blocks south, 25 blocks east and 24 blocks...
- Physics - A delivery truck travels 20 blocks north, 15 blocks east and 18 blocks...
- physics - A delivery truck travels 20 blocks north, 15 blocks east and 18 blocks...
- Physics - A delivery truck travels 18 blocks north, 25 blocks west and 17 blocks...

More Related Questions