Diagram 1 shows a sector KOM with centre O and the length of arc KM is 22 cm. (I) Calculate the radius, in cm, of sector KOM.

(II) Find the area of KOM, in cm²

Find the x coordinate of the point.

(if f(x)=4x^2 and g(x)=x+1, find (f o g)(x)

An eight-sided die, which may or may not be a fair die, has four colors on it; you have been tossing the die for an hour and have recorded the color rolled for each toss. what is the probability you will roll a brown on your next toss of the die? express your answer as a simplified fraction or a decimal rounded to four decimal places.