Vocabulary
quadrilateral, square, vertices, sides, angles, equal, parallel, rectangle, right angle, rhombus, 90 degrees, parallelogram, trapezoid, irregular quadrilaterals, quadrilaterals, sides, vertices, parallel, rectangles, rhombus, square, trapezoid, parallelogram, right angle, quadrilaterals, vertices, triangles, parallelograms, adjacent, equal, opposite, angles, sides, rectangle, rhombus, right angle, trapezoid, squares, acute angle, right angle, obtuse angle, parallel lines, perpendicular lines, equilateral triangle, scalene triangle, isosceles triangle, parallelogram, rectangle, square, trapezoid, intersect, rhombus, congruent, quadrilaterals, sides, vertices, parallel, rectangles, rhombus, square, trapezoid, parallelogram, right angle, quadrilaterals, vertices, triangles, parallelograms, adjacent, equal, opposite, angles, sides, rectangle, rhombus, right angle, trapezoid, squares, acute angle, right angle, obtuse angle, parallel lines, perpendicular lines, equilateral triangle, scalene triangle, isosceles triangle, parallelogram, rectangle, square, trapezoid, intersect, rhombus, congruent, quadrilaterals, vertices, triangles, parallelograms, adjacent, equal, opposite, angles, sides, rectangle, rhombus, right angle, trapezoid, squares, acute angle, right angle, obtuse angle, parallel lines, perpendicular lines, equilateral triangle, scalene triangle, isosceles triangle, parallelogram, rectangle, square, trapezoid, intersect, rhombus, congruent, acute angle, right angle, obtuse angle, parallel lines, perpendicular lines, equilateral triangle, scalene triangle, isosceles triangle, parallelogram, rectangle, square, trapezoid, intersect, rhombus, congruent