# Step 4

Difficulty 4

 1 Dave's Symmetry - mark lines of symmetry 2 Mirror, Mirror... - select correct reflection 3 Mirror, Mirror... - select correct reflection 4 Mirror, Mirror... - select correct reflection 5 Taking Sides - symmetry of regular polygons 6 What is the point? - translation 7 True Splatter - reflection about a line, true/false 8 Air Traffic Control - create diagonal line, parallel and perpendicular lines 9 Grid Invaders - vertical distance travelled, new coordinates 10 Grid Invaders - horizontal distance travelled, new coordinates 11 "Grid" Iron - diagonal, grid coordinates 12 "Grid" Iron - vertical, grid coordinates 13 "Grid" Iron - horizontal, grid coordinates 14 The Ant Farm - compass directions, grid coordinates 15 The Ant Farm - compass directions, grid coordinates 16 The Ant Farm - compass directions, grid coordinates 17 Treasure Island - compass directions, distance 18 Treasure Island - compass directions, distance 19 Treasure Island - compass directions, distance 20 The Office Shuffle - compass directions; west then north-east 21 Tri-Trip - angle sum of a triangle 22 A Penguin's Perspective - reflex angle, 110 degrees 23 Angling With Ants - calculate angle size, angle sum of a triangle 24 Gone Astray - calculate degrees to complete revolution 25 Laying It On The Line 2 - intersection of lines 26 Laying It On The Line 1 - parallel lines and intersection 27 Bringing In The Shapes 2 - sort 2D shapes into attribute matrix 28 Pinning Down The Parallelograms - properties of parallelograms 29 Another Dimension 4 - name dodecahedron from description 30 Another Dimension 3 - name cube from description 31 Duck Diversions 4 - symmetry of parallelogram, true/false 32 Duck Diversions 3 - angles of rhombus, true/false 33 Duck Diversions 2 - attributes of trapezia, true/false 34 Duck Diversions 1 - angle sum, true/false 35 Building Blocks 7 - select number of blocks needed to complete cube 36 Letters in, it's cold out here! 1 - select correct net to make letter die 37 Beware Of Greeks Bearing Solids 5 - faces of an icosahedron 38 Beware Of Greeks Bearing Solids 4 - faces of a dodecahedron 39 Beware Of Greeks Bearing Solids 3 - faces of an octahedron 40 Beware Of Greeks Bearing Solids 2 - faces of a cube 41 Beware Of Greeks Bearing Solids 1 - faces of a tetrahedron 42 Building Blocks 8 - select number of blocks needed to complete cube 43 Now Don't Get Cut Up Over This! 2 - cross-sections of a cube 44 A New Perspective! 6 - top/plan view 45 A New Perspective! 5 - side view 46 A New Perspective! 4 - front view 47 A Matter Of Perspective 3 - plan/top view 48 A Matter of Perspective 8 - front view 49 A Matter of Perspective 7 - right side view