A building 200 feet tall casts a 64 foot shadow. How long a shadow will an 18 foot tree cast at the same time?

Which of the following is the shape of a cross section of the figure shown below

1. are the corresponding angles congruent 2. find the ratios of the corresponding sides 3. is triangle jkl congruent to triangle rst? if so what is the scale factor

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?