Please help, I can not seem to get these correct.

1.

Sighting the top of a building a surveyor measured the angle of elevation to be 23 degrees. The transit is 5 feet above ground and 600 feet from the building. Find the building's height.

2.

From the top of a 274 foot lighthouse, a plane is sighted overhead and a ship is observed directly below the plane. The angle of elevation of the plane is 24 degrees and the angle of depression for the ship is 43 degrees. A) Find the distance from the ship to the lighthouse and B) Find the plane's height above the water. Round to the nearest foot.

(round to the nearest whole number as needed)