1. Write 1980 in scientific notation

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

In the diagram, points d and e are marked by drawing arcs of equal size centered at b such that the arcs intersect ba and bc. then, intersecting arcs of equal size are drawn centered at points d and e. point p is located at the intersection of these arcs. based on this construction, m , and m

What is the ratio fraction form of 25: 9