Answer :
The rectangular and squire shaped plot is most suitable according to Vastu Shashtra. Here plot is triangular but face is North East best direction and it is also plus point of gas station. For successful business according to vastu you should follow the given following Vastu tips:
1. In your office main entrance should be at East ( middle point of East ) to East North East direction is best.
2. The pooja place should be at North East corner.
3. Electric, Article and Other material should be at South East corner. Owner manager seat should be in North West corner is best and facing East and North direction is best.
4. Computer, laptop and other files should be in front of his face at the table.