Answer Happy

2.95 in. There are two points, A and B, whose elevations above datum are AA-1370 ft and hu-990 ft and whose images a and & on a vertical photograph have photo coordinates a -2.32 in., 2--1.04 in.. and ys-2.66 in. The camera focal length was 152.4 mm and the flying hoight above datum 7700 ft Y Part A On the same photograph, an image d of a third point D appeam. Ra elevation is hp 1290 ft and its photo coordinates are a 2.72 in and yu - 3.00 in. Calculate the area, in acres, of Triangle ABD Express your answer to four significant figures.
- There are two points, A and B, whose elevations above datum are hA = 1370 ft and hB 990 ft and whose images a and b on a vertical photograph have photo coordinates a = 2.95 in., 2.32 in., ab = -1.64 in., 1.64 in., and yb -2.66 in. The camera focal length was 152.4 mm and the flying height above datum 7700 ft. - Ya Part A On the same photograph, an image d of a third point D appears. Its elevation is hp = 1290 ft and its photo coordinates are Ed = 2.72 in. and yd = 3.09 in. Calculate the area, in acres, of triangle ABD. Express your answer to four significant figures.