Let the floor of a hall is covered with identical tiles which are in shape of triangle. One of the triangle has the vertices at (−3,2), (−1,−1) and (1,2). If the floor of the hall is completely covered by 110 tiles, then the area of the floor (in sq.units) is

Let the floor of a hall is covered with identical tiles which are in s

1.	Let the floor of a hall is covered with identical tiles which are in shape of triangle. One of the triangle has the vertices at (−3,2), (−1,−1) and (1,2). If the floor of the hall is completely covered by 110 tiles, then the area of the floor (in sq.units) is
Answer» Let the floor of a hall is covered with identical tiles which are in shape of triangle. One of the triangle has the vertices at $(- 3, 2),$ $(- 1, - 1)$ and $(1, 2) .$ If the floor of the hall is completely covered by $110$ tiles, then the area of the floor (in sq.units) is