36) The chemical composition of a residual soil in a certain area
is determined by the
A) method by which the soil was transported to the area
B) slope of the land and the particle size of the soil
C) minerals in the bedrock beneath the soil and the climate
of the area
D) length of time since the last crustal movement in the
area occurred

The path of a satellite orbiting the earth causes it to pass directly over two tracking stations a and b, which are 51 miles apart. when the satellite is on one side of the two stations, the angles of elevation at a and b are measured to be 87 degrees and 84 degrees, respectively. (a) how far is the satellite from station a? (b) how high is the satellite above the ground?