Sam is drawing polygons on a computer. He wants t map a regular 9- sided polygon back onto itself using a reflection. Which set of lines can
Sam choose from for his line of reflection?
A.) any line passing through the center of the polygon
B.)any line joining the midpoints of any two sides
C.)any perpendicular bisector of one of the sides
D.)any line parallel to a side of the polygon

Mr.zimmerman invested $25,000 in an account that draws 1.4 interest, compouneded annually. what is the total value of the account after 15 years

The equation |pl = 2 represents the total number of points that can be earned or lost during one turn of a game. which best describes how many points can be earned or lost during one turn? o o -2 2 oor 2 -2 or 2 o

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations