Find the measures of the missing angles in each trapezoid.

In an experiment you are to flip a two sided coin 100 times and record 55 heads up and 45 tails up determine the theoretical and experimental probability of getting a heads up in the experiment.

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

Stephen thublin invests $1,000,000 in a 45-day certificate of deposit with 6.55% interest. what is the total interest income from the investment?