In ΔDEF, the measure of ∠F=90°, EF = 4.9 feet, and DE = 8.3 feet. Find the measure of ∠D to the nearest degree. pls help!!

Atown recently dismissed 5 employees in order to meet their new budget reductions. the town had 5 employees over 50 years of age and 19 under 50. if the dismissed employees were selected at random, what is the probability that exactly 2 employees were over 50? express your answer as a fraction or a decimal number rounded to four decimal places.