Planar FiguresLearn about planar figures, such as polygons and circles, and their properties, such as angles, perimeter and area.What Are Planar Figures?00/38PrerequisitesAddition and SubtractionMultiplicationDivisionTriangles0/5PrerequisitesMultiplicationDivisionWhat Are Planar Figures? The Pythagorean Theorem0/4PrerequisitesMultiplicationDivisionWhat Are Planar Figures?What Is a Triangle?Quadratic EquationsWhat Is a Square Root?Quadrilaterals0/6PrerequisitesMultiplicationDivisionWhat Are Planar Figures?NewCircles0/4PrerequisitesMultiplicationDivisionWhat Are Planar Figures?
Learn about planar figures, such as polygons and circles, and their properties, such as angles, perimeter and area.