3rd Grade Videos - Geometric measurement - recognize perimeter as an attribute of plane figures and distinguish between linear and area measures.

Solve real world and mathematical problems involving perimeters of polygons, including finding the perimeter given the side lengths, finding an unknown side length, and exhibiting rectangles with the same perimeter and different areas or with the same area and different perimeters.

Screenshot Name / Description Flag? Rating
Khan - Application problems with equation in one variable
Use variables to construct a problem statement and solve for the variable (2:01)

Connect with Us