me My Blackboard C Onir X Revision of Depreciation A building with a cost of $690,000 has an estimated a. What is the amount of the annual depreciation? residual value of $276,000, has an estimated useful ite of 18 years, and is depreciated by the straight-line method b. What is the book value at the end of the tenth year of use? c. If at the start of the eleventh year it s estimated that the remainingfe is 10 years and that the residual value is $200,000 what is the depreciation experse for each of the remaining 10 years