A tower in a city is 150 m high and a multi-storyed hotel at the city centre is 20 m high. The angle of elevation of the top of the tower of the top of the hotel is 5°. A building h mts high is situated on the straight road connceting the tower with the city centre at a distance of 1.2 km from the tower. Find the value of h, if the top of the hotel, the top of the building and the top of the tower are in a straight line. Also, find the distance of the tower from the city centre.