This document appears to be notes from a math lesson on finding the area and circumference of circles and composite shapes. It includes the homework assigned, which is to complete problems 1, 3, 4, 5, and 7 from problem set 18. The document provides examples of solving area problems, including one involving finding the total area of a placemat made of a rectangle with semicircles on either end. It closes by asking students how they would find the area of a shape made of several different shapes.