Areas of Polygons
Use determinants of matrices as a tool to find the areas of triangles and quadrilaterals.
Grab vertices of a polygon undergoing reflections and rotations in the coordinate plane to determine the
Solving Systems with Row Operations 1
Use row operations to reduce an augmented matrix to its reduced row-echelon form.
Solving Systems with Row Operations 2
Use matrices as a tool to solve a system of three equations with three unknowns.