Can i take a photo of my question lol

In the surface area formula for cylinders which expressionrepresents the lateral area

How to choose the sign of the radical in the denominator of the formula for the distance from a point to a line.

Ian is in training for a national hot dog eating contest on the 4th of july. on his first day of training, he eats 4 hot dogs. each day, he plans to eat 110% of the number of hot dogs he ate the previous day. write an explicit formula that could be used to find the number of hot dogs ian will eat on any particular day.