Three angles in a quadrilateral measure 58°, 77°, and 116°. What is the measure of the fourth angle?

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 many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?