Apair of basketball shoes was originally $80, but was marked up 37.5%. what was the retail price of the shoes?

Answer these questions showing your work plz

The coordinates r(1, -3), s(3, -1) t(5, -7) form what type of polygon? a right triangle an acute triangle an equilateral triangle an obtuse triangle

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.