Write a proof of the Polygon Interior Angle-Sum Theorem. The sum of the measures of the interior angles of a convex n-gon is 180 - (n-2).
By drawing every diagonal from one vertex in a convex, n-sided polygon, the polygon can be decomposed into N-2 triangles.
By the
the sum of the measures of the angles in a triangle is

How do you summarize data in a two-way frequency table?

The temperature of chicken soup is 192.7°f. as it cools, the temperature of the soup decreases 2.3°f per minute. what is the temperature in degrees fahrenheit of the soup after 25 minutes? a. 27.3°f b. 57.5°f c. 135.2°f d. 250.2°f

Cameron indoor stadium at duke university is one of the most revered sites in all of college basketball, as well as in all of sports period. duke’s men’s and women’s basketball programs have attained quite a few wins in the building over the last seventy years. cameron indoor stadium is capable of seating 9,460 people. for each game, the amount of money that the duke blue devils’ athletic program brings in as revenue is a function of the number of people in attendance. if each ticket costs $45.50, find the domain and range of this function.