Determine whether each sample may be biased. Explain: A disc jockey asks the first 10 listeners who call in if they liked the last song that was played

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2