Posted by **shane** on Tuesday, March 29, 2011 at 5:00pm.

Danish used 9 balls of clay and 16 straws to make a solid pyramid. How many faces does the solid have?

- math -
**MathMate**, Tuesday, March 29, 2011 at 6:00pm
Each ball of clay is used to make a vertex (V of them).

Each straw is used to make an edge (E of them.)

Using Euler's formula, the number of faces is given by the formula:

V+F=E+2

Solve for F.

- math -
**Anonymous**, Wednesday, February 29, 2012 at 7:45pm
N/a

- math -
**zozo**, Tuesday, March 13, 2012 at 6:30pm
8 faces

- math -
**Anonymous**, Wednesday, March 13, 2013 at 9:45pm
8 faces

- math -
**j**, Tuesday, April 2, 2013 at 7:22pm
Denisha used 9 balls of clay and 16 straws to make a solid pyramid.how many faces does the solid have?

- math -
**Melly**, Tuesday, March 11, 2014 at 6:50pm
8

faces

## Answer this Question

## Related Questions

- Math - Denisha used 9 balls of clay and 16 straws tomake a solid pyramid. How ...
- math - carol wants to make a model of a prsm whose base has 9 sides. she will ...
- math - How many balls of clay and straws are needed to make a hexagonal pyramid?
- Math - The tree faces of a rectangular solid have areas 6,10, and 15. If the ...
- Geometry B - A solid has 10 faces: 4 triangles;1 Square; 4 hexagons; and 1 ...
- algebera - 1) Identify the solid form by the given net. :Triangular Prism :...
- Chemistry - Classify each of the following by the type of solid if forms: a. ...
- Chemistry - which method increase the surface of a solid, allowing it to ...
- Chemistry - A. Ionic solid B. Molecular solid C. Covalent solid D. Graphic ...
- math - matt used centimeter cubes to make a solid that had a volume of 5 cubic ...