Vocabulary
, perimeter, boundary, 2-dimensional shape, circumference, side length, quadrilateral, square, vertices, sides, angles, equal, parallel, rectangle, right angle, rhombus, 90 degrees, parallelogram, trapezoid, irregular quadrilaterals, quadrilateral, rectangle, square, triangle, rhombus, parallelogram, angle, trapezoid, trapezium, equilateral, side, perimeter, 2-dimensional, polygon, sum, shortage, excess, rectangle, m., sq. m., area, divide, multiply, length, width, rectangle, square, area, base, height, unit, square centimeter, square feet, square meter, square kilometer, decompose, area, square unit, Coming Soon!