Someone please help I’m so confused

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

Find the amount in a continuously compounded account for the given condition. principal: $1000, annual interest rate: 4.8%, time: 2 yr

List the sides of δrst in in ascending order (shortest to longest) if: a ∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12°