O.1 Lines, line segments and half lines
O.2 Parallel, perpendicular, intersecting
O.3 Name, measure and classify angles
O.4 Identify complementary, supplementary, vertical, adjacent and congruent angles
O.5 Find measures of complementary, supplementary, vertical and adjacent angles
O.6 Transversal of parallel lines
O.7 Classify triangles
O.8 Classify quadrilaterals
O.9 Find missing angles in triangles and quadrilaterals
O.10 Identify and classify polygons
O.11 Interior angles of polygons
O.12 Similar and congruent figures
O.13 Similar figures: side lengths and angle measures
O.14 Similar figures and indirect measurement
O.15 Congruent figures: side lengths and angle measures
O.16 Congruence statements and corresponding parts
O.17 Perimeter
O.18 Area of rectangles and parallelograms
O.19 Area of triangles and trapezoids
O.20 Area and perimeter: word problems
O.21 Parts of a circle
O.22 Circles: calculate area, circumference, radius and diameter
O.23 Circles: word problems
O.24 Semicircles: calculate area, perimeter, radius and diameter
O.25 Quarter circles: calculate area, perimeter and radius
O.26 Area of compound figures with triangles, semicircles and quarter circles
O.27 Find lengths and measures of bisected lines and angles
O.28 Front, side and top view
O.29 Names and bases of 3-dimensional figures
O.30 Nets of 3-dimensional figures
O.31 Surface area
O.32 Volume
O.33 Perimeter, area and volume: changes in scale