The original value of the car is $15000! qnd it depreciates by 20% each year. what is the value of the car after three years

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π

See attachment below and find the equivalent of tan(∠qsr)