1silt definition of supplementary angles. 2. < 5 and 27 are supplementary. 3. m25+ m27 = 180° given exterior sides in opposite rays. if lines are il, corresponding angles are equal. substitution 4. m 1 = m_5 5. m21+ m27 = 180°

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.