Pls help me with these Worksheets :(( (AGAIN IF YOU DON'T KNOW THE ANSWERS PLS JUST IGNORE THIS!)

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 .

Find the center of the circle that can be circumscribed about efg with e(4,4) f(4,2) g(8,2)

Using the rise/run counting method, the slope of the line is