ATIVIDADE 5 - Um elevador se encontra no andar térreo de um edifício. Usando números inteiros positivos ou negativos e considerando o térreo como origem, indique o andar onde o elevador se encontra quando: a) sobe 5 andares b) desce 2 andares c) sobe 9 andares e desce 6 andares d) desce 4 andares e sobe 2 andares

Find the length of the following tangent segments to the circles centered at o and o' whose radii are 5 and 3 respectively and the distance between o and o' is 12. what is the tangent segment of cd?

Order the integers from least to greatest. =0 =1 =2 =3 = -3

1. suppose that scores on a knowledge test are normally distributed with a mean of 71 and a standard deviation of 6. a. label the curve: show the mean and the value at each standard deviation: b. if angelica scored a 76 on the test, what is her z-score? (draw her score on the curve above and label) c. what percent of students did angelica score higher than? how can you tell? d. if 185 students took the test, how many students scored higher than angelica?