The average monthly high temperature in a city is modeled by the function =(π/−.)+, where T is the temperature in °, x is the month, and = corresponds to January. Use this function to determine the months that have a monthly high temperature of °.

Bismuth-210 is an isotope that radioactively decays by about 13% each day, meaning 13% of the remaining bismuth-210 transforms into another atom (polonium-210 in this case) each day. if you begin with 233 mg of bismuth-210, how much remains after 8 days?

1. are the triangles similar and if so why? what is the value of x? show your work.

Atorch and a battery cost 2.50 altogether.the torch costs 1.50 more than the battery.what fraction of the total price is the torch? give your answer in its simplest form.