Asingle tree produces about 2.6 × 102 lb of oxygen each year. the amazon rainforest has about 3.9 × 1011 trees.
about how many pounds of oxygen are produced in the rainforest each day

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