a) Sphere: ball, globe
Ans: A ball and a globe are both round all over. They are called spheres because every point on their surface is the same distance from the centre.
b) Cylinder: pipes, cold drink cans
Ans: A pipe and a cold drink can have flat circle ends and a curved side. These are called cylinders.
c) Cube: dice, ice cubes
Ans: A dice and an ice cube have six square faces of equal size. Each face is flat, so these are cubes.
Look at each solid shape named and decide whether its faces are flat, curved, or a combination of both.





Look at the list of objects and write "Solid" if it is three-dimensional or "Plane" if it is a two-dimensional shape.
Answer:




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Tick (✓) shapes which are made up of straight lines only:
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The second image has a curved face, thus it is not made of all the straight lines.
a) 
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b) 
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c) 
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d) 
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a) The location of the boy from the big tree is Left.
b) The location of the elephant from the boy is Behind.
Complete each sentence with the correct number or adjective to describe corners, edges, faces, and sides
a) A square has ______ corners.
Ans: A square has 4 corners.
b) A cylinder has ______ curved edges.
Ans: A cylinder has 2 curved edges.
A cylinder has 2 plane surfaces. It has 1 curved face and 2 edges.
c) A cuboid has ______ edges.
Ans: A cuboid has 12 edges.
A cuboid is a three-dimensional shape that has 6 faces, 12 edges, and 8 vertices.
d) All the sides of a square are ________.
Ans: All the sides of a square are equal.
All four sides of a square are equal. The diagonals of a square are equal.
e) A triangle has sides _______ and ________ vertices.
Ans: A triangle has sides three and three vertices.
| 1. What are the different types of angles in geometry? | ![]() |
| 2. How do you calculate the area of a triangle? | ![]() |
| 3. What is the difference between a polygon and a polyhedron? | ![]() |
| 4. How do you find the circumference of a circle? | ![]() |
| 5. What is the Pythagorean Theorem? | ![]() |