Mario has less than $50. he has six bills in all. four of them are are tens. how many ones does he

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?

How do i do this activity, is appreciated

Guys i really need or i have to stay late up night