The line joining the top of a hill to the foot of the heal makes angle of 30°with the horizontal through the the foot of the hill . There is one Temple at the top of the hill and a guest house half way from the foot to the top. The top of the temple end of the guest house both make and elevation of 45° at the foot of the hill. If the guest house is 1 km away from the foot of the hill along the hill. Find the heights of the guest house and the temple?