Answer: Equilateral triangles are also right triangles sometimes. All angles of an equilateral are congruet sometimes.
(-3,2)(1,2)...notice that the y values are the same.....when the y values are the same u have a horizontal line with a 0 slope.
IF the x values would have been the same (instead of the y values), then u would have had a vertical line with an undefined slope.
Answer is highlighted in brown. Hope this helps.
Answer:it is b
Step-by-step explanation: