True or false? Plz help

Find the measure of the interior angles of the following regular polygons: a triangle, a quadrilateral, a pentagon, an octagon, a decagon, a 30-gon, a 50-gon, and a 100-gon.

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

Mr. capuano, an art teacher, surveyed his students to find out whether they are satisfied with his classes. he also noted which class each student had taken. oil-painting satisfied: 17 not satisfied: 3 sculpture satisfied: 25 not satisfied: 5 what is the value of x in the relative frequency table for the survey results? round the answer to the nearest percent. 3% 6% 8% 15%