area of octagon, in a square 2021 Malaysia IMONST 1 Senior P16
Source:
September 22, 2021
geometryoctagonareassquare
Problem Statement
Given a square with side length . We draw line segments from the midpoints of each side to the vertices on the opposite side. For example, we draw line segments from the midpoint of side to vertices and . The eight resulting line segments together bound an octagon inside the square. What is the area of this octagon?