What is X in this triangle problem? How would I solve it

Which of the following is the correct ratio for converting kilograms to grams

The average daily maximum temperature for laura’s hometown can be modeled by the function f(x)=4.5sin(πx/6)+11.8 , where f(x) is the temperature in °c and x is the month. x = 0 corresponds to january.what is the average daily maximum temperature in may? round to the nearest tenth of a degree if needed.use 3.14 for π .

Aparachutist descends 38 in 2 seconds . express the rate of the parachutists change in height as a unit rate