Asailor stands at the end of a boat and looks to the top of a 100 ft mast with an angle of inclination of 40 degrees. if he moves halfway across the shop, he sees the top of the mast with an angle of inclination of 63 degrees. what is the length of the ship to the nearest tenth of a foot?

You’re ordering more thread for blue jeans co. you usually purchase from ted’s threads, which sells 12 thread spools for $27. you recently received a notice from wade's wares that says you can buy thread from them for $2.30 each for the first 2 dozen and $2 a spool thereafter. you need to order 5 dozen spools. what percentage can you save by going with wade’s wares?