In triangle RST , RS = 20 , ST = 32 , and m angle S=16^ . In triangle FGH , GH = 30 , HF = 48 , and m angle H=24^

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days