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11-3 Angles of Elevation and depression

The angle of elevation is the line going diagonally up from the horizontal line.

The angle of depression is the line going diagonally down froim the higher object to the horizontal line.

Problem 11-3

Two office buildings are 51m apart. The height of the taller building is 207m. The angle of derpession from the top of the taller to the top of the small is 15 degrees. Find the height of the smaller. 193.3m

133.2m

160m