Which of the following statements is always true of supplementary angles? Supplementary angles have measures that add up to 90,
Supplementary angles are congruent
Supplementary angles are adjacent
Supplementary angles have measures that add up to 180

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

Astore has clearance items that have been marked down by 60%. they are having a sale, advertising an additional 55% off clearance items. what percent of the original price do you end up paying?

Is there a direction u in which the rate of change of f(x, y)equals=x squared minus 3 xy plus 4 y squaredx2−3xy+4y2 at p(1,2) equals 14? give reasons for your answer. choose the correct answer below. a. no. the given rate of change is smaller than the minimum rate of change. b. no. the given rate of change is larger than the maximum rate of change. c. yes. the given rate of change is larger than the minimum rate of change and smaller than the maximum rate of change.