Teaching the Common Core Standard of finding the area of a triangle? Download this package of a PowerPoint file and printable to use with the class. The PowerPoint file has a tutorial for deriving the area of a triangle from a rectangle and practice for students. The PowerPoint has 14 pages of instructional material.
Included is a zip file that contains a PowerPoint (.ppt) file and a .pdf file of the pages of the presentation. The .pdf shows both the instrutional material and the classwork pra