programming with OPENGL

[sherbel]

HI , to all
I have HOMEWORK in opengl programming.
My assignment is:
To draw 20 basic houses in grid using perspective projection as described below in the Image that attached here.
I don't know how to write the program !!!
thank to all helpers.

[stampede]

I don't know how to write the program !!!
If you expect that someone will do your homework for you, well, sorry but this will not happen. Any specific questions ?