Base select all the statements that are true about bases and heights in a triangle. any side of a triangle can be a base. [3 there is only one possible height. o a height is always one of the sides of a triangle. o a height that corresponds to a base must be drawn at an acute angle to the base. d a height that corresponds to a base must be drawn at a fight angle to the base. 1 once we choose a base, there is only one segment that represents the corresponding height. d a segment representing a height must go through a vertex. ath tion unit 1: area
[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible