Elementary plane geometry : inductive and deductive / by Alfred Baker (1903)
Baker, Alfred, 1848-1942 · Toronto : Gage · leaf 67
B C E … Areas of Paeallelogeams and Teiaxgles. 63 Suppose we wisli to find the area of the pentagonABCDE. Place the edge of the j)arallel rulers alongCE, and slide one bar outuntil the edge reaches D, /^>^^~-| and mark the point F inBC produced. DF is par-allel to CE, and thereforethe triangle ECF is…
Geometry, Plane
Internet Archive · Western University Libraries · Public Domain Mark 1.0. Free to use for anything.
