The start time was 11: 30 am. the elasped time was 3 hours and 10 mins. what was the end time

What basic trigonometric identity would you use to verify that sin x cos x tan x =1-cos^(2)x?

Meghan has created a diagram of her city with her house, school, store, and gym identified. a. how far is it from the gym to the store? b. meghan also wants to walk to get some exercise, rather than going to the gym. she decides to walk along arc ab. how far will she walk? round to 3 decimal places.

What is the angle measure, or angle of depression, between this bird and the bird watcher?