How do you find the sum of an infinite geometric series? (without using graphing calculators)

Ben wants to play a carnival game that costs $2. in his pocket he has 5 red tickets worth 35 cents each, and 15 blue tickets worth 10 cents each. which of the following systems of inequalities correctly represents the constraints on the variables in this problem? let represent the red tickets and b represent the blue tickets.

The vertices of a triangle are a(7,5), b(4,2), c(9,2). what is m

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section