Referring to the Fig. in Question #31, the spinner is divided into equal parts. What is the probability of
stopping on a multiple of 3?

Aperpendicular bisector, cd is drawn through point con ab if the coordinates of point a are (-3, 2) and the coordinates of point b are (7,6), the x-intercept of cd is point lies on cd.

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?