Trigonometry problem
1. From The Top of a 200 meters High Building The Angle of depression to The Bottom Of a second building is 30 degrees from the same point the angle of elevation to the top of the second building is 60 degrees calculate the height of the second building

Long division setup showing an incomplete calculation. 12 is in the divisor, 6839 is in the dividend, and 5 hundreds and 6 tens is written in the quotient. 6000 is subtracted from 6839 to give 839. an unknown value represented by a box is being subtracted from 839. what number should be placed in the box to complete the division calculation?