Ahang glider is soaring over a 100-acre area that consists of thick forest and open fields. in the diagram below, the forested area is shaded in green and the open field is the white space. upon landing, the hang glider realizes she has dropped her keys. what is the probability that her keys have landed within the forest? the blacked out middle section of the pyramid is 20 acres a 0.2 b 0.6 c 0.8 d 1.0