a lighthouse is 27 m above water. a boat is 98.7 m from the base of the lighthouse. Make your own sketch and calculate the angle of depression of the boat from the top of the lighthouse. Give your answer to the nearest one-tenth of a degree.​

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

What are the measures of angles a, b, and c? show your work and explain your answers. 25 points

What is the area of a rectangle with vertices (-8,-2), (-3,-2), (-3,-6), and (-8,-6)? units