Define a unique triangle. Give an example of a triangle that is unique and one that is not.

Find an equation (in term of x) of line through the points (-1,3) and (1,4)

Which triangle congruence postulate or theorem justifies my claim that the steps i made using construction paper and scissors produce an isosceles triangle? was it sss, sas, asa, aas, or hl?

Need this asap if anyone can i would be very grateful. if you could show workings that would really