The distance from the earth to the sun is 93 million miles. in scientific notation that is miles. 9.3 • 10-7 9.3 • 10-6 9.3 • 106 9.3 • 107

Ahiking trail is 6 miles long. it has 4 exercise stations, spaced evenly along the trail. what is the distance between each exercise station?

Solve the formula ax+ by = c for x.

72 the length of a side of a triangle is 36. a line parallel to that side divides the triangle into two parts of equal area. find the length of the segment determined by the points of intersection between the line and the other two sides of the triangle.