<p> L1</p><p>3D shapes</p><p>Level A</p><p>1. Which of the following is a 3-D shape?</p><p>A) Cylinder B) Octagon C) Kite</p><p>2. What is another name for 3-D shapes?</p><p>A) Polygon B) Polyhedron C) Point</p><p>3. A 3-D shape has four sides and a triangular face. This 3-D shape could be</p><p>A) Square based pyramid B) Triangular based pyramid C) Triangular prism</p><p>4. Which of the following is a trianguler based pyramid?</p><p>A) Triangular polygon B) Tetrahedron C) Trihedron</p><p>© BBC 2011 L1</p><p>3D shapes</p><p>5. A 3-D shape has been opened up to a flat 2-D shape (a net) and is shown below? What was the 3-D shape?</p><p>A) Triangular prism B) Triangular based pyramid C) Square based pyramid</p><p>6. What is the 3-D shape represented by the net below?</p><p>A) Triangular prism B) Triangular based pyramid C) Square based pyramid</p><p>© BBC 2011 L1</p><p>3D shapes</p><p>7. Which two mathematical shapes could you combine to make this building?</p><p>A) Cone and sphere B) Cylinder and sphere C) Cone and cylinder</p><p>8. Which two mathematical shapes could you combine to make this building?</p><p>A) Cube and triangular pyramid B) Cube and triangular prism C) Cuboid and triangular prism D) Twelve</p><p>9. Pyramids have constant cross sections</p><p>A) True B) False</p><p>10. Hexagonal prisms have constant cross sections</p><p>A) True B) False</p><p>© BBC 2011 L1</p><p>3D shapes</p><p>Level B</p><p>1. Which of the following is a 3-D shape?</p><p>A) Sphere B) Circle C) Hexagon</p><p>2. Which of the following shapes has curved surfaces?</p><p>A) Cylinder B) Triangular prism C) Pyramid</p><p>3. How many faces does a hexagonal prism have?</p><p>A) 4 B) 5 C) 6 D) 8</p><p>4. A shape has a circular base, one vertex and a curved side. This shape could be</p><p>A) Cylinder B) Sphere C) Cone D) Pyramid</p><p>© BBC 2011 L1</p><p>3D shapes</p><p>5. How many faces does a triangular pyramid have?</p><p>A) Four B) Five C) Six D) Eight</p><p>6. How many edges does a triangular pyramid have?</p><p>A) Four B) Six C) Eight D) Ten</p><p>7. What is another name for a 3-D shape with straight sides and faces?</p><p>A) A polygon B) A polyhedron C) A prism</p><p>8. What is another name for a triangle based pyramid?</p><p>A) Triangle B) Tetrahedron C) Trihedron</p><p>© BBC 2011 L1</p><p>3D shapes</p><p>9. How many faces does a square based pyramid have?</p><p>A) Three B) Four C) Five D) Six</p><p>10. Which of the following shapes has curved surfaces?</p><p>A) Cube B) Sphere C) Cuboid D) Triangular prism</p><p>© BBC 2011 L1</p><p>3D shapes</p><p>Level C</p><p>1. Which of the following has no edges or vertices?</p><p>A) Sphere B) Cone C) Cylinder</p><p>2. Which three 3-D shapes can be regular (all faces equal)</p><p>A) Triangular prism B) Triangle based pyramid C) Square based prism</p><p>3. An octagonal prism is an eight-sided 3-D shape. How many edges does it have?</p><p>A) Eight B) Twelve C) Twenty four</p><p>© BBC 2011 L1</p><p>3D shapes</p><p>4. Which of the following is a hexagonal prism?</p><p>A) A B) B C) C</p><p>5. Which of the following 3-D shapes have no vertices or edges?</p><p>A) Hexagonal prisms B) Triangular prisms C) Cones D) Spheres</p><p>6. How many edges does a square based pyramid have?</p><p>A) Five B) Six C) Seven D) Eight</p><p>© BBC 2011 L1</p><p>3D shapes</p><p>7. How many vertices does a triangular prism have?</p><p>A) Three B) Four C) Five D) Six</p><p>8. How many vertices does a hexagonal prism have?</p><p>A) Six B) Eight C) Twelve D) Eighteen</p><p>9. Which of the following has eight faces?</p><p>A) A B) B C) C</p><p>© BBC 2011 L1</p><p>3D shapes</p><p>10. A dodecahedron is the name given to a 3-D shape with twelve faces. The puzzle below (megaminx) is dodecahedron in shape. What shape is each face?</p><p>A) Pentagon B) Hexagon C) Octagon D) Quadrilateral</p><p>© BBC 2011 L1</p><p>3D shapes</p><p>Answers</p><p>Level A</p><p>1. Which of the following is a 3-D shape?</p><p>The correct answer is: A. Cylinder.</p><p>2. What is another name for 3-D shapes?</p><p>The correct answer is: B. Polyhedron.</p><p>3. A 3-D shape has four sides and a triangular face. This 3-D shape could be...</p><p>The correct answer is: B. Triangular based pyramid. The other two have five sides.</p><p>4. Which of the following is a trianguler based pyramid?</p><p>The correct answer is: B. Tetrahedron.</p><p>5. A 3-D shape has been opened up to a flat 2-D shape (a net) and is shown below? What was the 3-D shape?</p><p>© BBC 2011 L1</p><p>3D shapes</p><p>The correct answer is: C. Square based pyramid.</p><p>6. What is the 3-D shape represented by the net below?</p><p>The correct answer is: A. Triangular prism.</p><p>7. Which two mathematical shapes could you combine to make this building?</p><p>The correct answer is: C. Cone and cylinder.</p><p>8. Which two mathematical shapes could you combine to make this building?</p><p>© BBC 2011 L1</p><p>3D shapes</p><p>The correct answer is: C. Cuboid and triangular prism.</p><p>9. Pyramids have constant cross sections</p><p>The correct answer is: B. False. Different cuts through a pyramid can have different shapes.</p><p>10. Hexagonal prisms have constant cross sections</p><p>The correct answer is: A. True. Different cuts through the length of a prism have the same shape.</p><p>© BBC 2011 L1</p><p>3D shapes</p><p>Level B</p><p>1. Which of the following is a 3-D shape?</p><p>The correct answer is: A. Sphere.</p><p>2. Which of the following shapes has curved surfaces?</p><p>The correct answer is: A. Cylinder.</p><p>3. How many faces does a hexagonal prism have?</p><p>The correct answer is: D. 8.</p><p>4. A shape has a circular base, one vertex and a curved side. This shape could be...</p><p>The correct answer is: C. Cone.</p><p>5. How many faces does a triangular pyramid have?</p><p>The correct answer is: A. Four.</p><p>© BBC 2011 L1</p><p>3D shapes</p><p>6. How many edges does a triangular pyramid have?</p><p>The correct answer is: B. Six.</p><p>7. What is another name for a 3-D shape with straight sides and faces?</p><p>The correct answer is: B. A polyhedron.</p><p>8. What is another name for a triangle based pyramid?</p><p>The correct answer is: B. Tetrahedron.</p><p>9. How many faces does a square based pyramid have?</p><p>The correct answer is: C. Five.</p><p>10. Which of the following shapes has curved surfaces?</p><p>The correct answer is: B. Sphere.</p><p>© BBC 2011 L1</p><p>3D shapes</p><p>Level C</p><p>1. Which of the following has no edges or vertices?</p><p>The correct answer is: A. Sphere.</p><p>2. Which three 3-D shapes can be regular (all faces equal)</p><p>The correct answer is: B. Triangle based pyramid.</p><p>3. An octagonal prism is an eight-sided 3-D shape. How many edges does it have?</p><p>The correct answer is: C. Twenty four.</p><p>4. Which of the following is a hexagonal prism?</p><p>The correct answer is: shape B. </p><p>© BBC 2011 L1</p><p>3D shapes</p><p>5. Which of the following 3-D shapes have no vertices or edges?</p><p>The correct answer is: D. Spheres.</p><p>6. How many edges does a square based pyramid have?</p><p>The correct answer is: D. Eight.</p><p>7. How many vertices does a triangular prism have?</p><p>The correct answer is: D. Six.</p><p>© BBC 2011 L1</p><p>3D shapes</p><p>8. How many vertices does a hexagonal prism have?</p><p>The correct answer is: C. Twelve.</p><p>9. Which of the following has eight faces?</p><p>The correct answer is: shape A. B is a hexagonal prism. A is an octagonal prism and has 10 sides. C is a square based pyramid and has 5 faces.</p><p>10. A dodecahedron is the name given to a 3-D shape with twelve faces. The puzzle below (megaminx) is dodecahedron in shape. What shape is each face?</p><p>© BBC 2011 L1</p><p>3D shapes</p><p>The correct answer is: A. Pentagon.</p><p>© BBC 2011</p>