What are the three ways to determine if two triangles are similar

If x = 12 and y = 3, what is the value of x - y 2? 81 6 3 18

How many square feet of out door carpet will we need for this hole? 8ft 3ft 12ft 4ft

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.