Areas of Polygons
Use determinants of matrices as a tool to find the areas of triangles and quadrilaterals.
Determine the product of two matrices and calculate the inverse of the 2 X 2 matrix.
Modify a 2 X 2 matrix being multiplied by another 2 X 2 matrix until their product is the identity matrix.
Examine matrix multiplication to identify the conditions necessary to be able to multiply two matrices.
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.