Consider △ABC, where a = 7, c = 10, and m∠C=38∘. What are the measures of the missing angles and missing side?

Enter your answer by filling in the boxes. Enter all values rounded to the nearest tenth.

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).