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Geometry Class 3 Worksheet Maths

Q1. Examples of 3D Shapes

For each solid shape listed, write down two objects from everyday life that match its form.

a) Sphere: ball, globe
Geometry Class 3 Worksheet Maths

b) Cylinder: pipes, cold drink cans

Geometry Class 3 Worksheet Maths

c) Cube: dice, ice cubes
Geometry Class 3 Worksheet Maths

Q2. Types of Faces on Solids

Look at each solid shape named and decide whether its faces are flat, curved, or a combination of both.

  • Book: Flat
    Geometry Class 3 Worksheet Maths
  • Tyres: Curved
    Geometry Class 3 Worksheet Maths
  • Jocker's cap: curved
    Geometry Class 3 Worksheet Maths
  • Dice : Flat
    Geometry Class 3 Worksheet Maths
  • Almirah: Flat
    Geometry Class 3 Worksheet Maths

Q3: Solid vs. Plane Shapes

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

  • A football
  • A book
  • A coin
  • An ice cream cone

Answer:

  • A football → SolidGeometry Class 3 Worksheet Maths
  • A book → PlaneGeometry Class 3 Worksheet Maths
  • A coin → PlaneGeometry Class 3 Worksheet Maths
  • An ice cream cone → SolidGeometry Class 3 Worksheet Maths

Q4. Join the Dots to Draw Straight Lines

Geometry Class 3 Worksheet MathsAns: Geometry Class 3 Worksheet Maths

Q5: Identify Shapes Made Only with Straight Lines

Tick (✓) shapes which are made up of straight lines only:

Geometry Class 3 Worksheet MathsAns: Geometry Class 3 Worksheet Maths

The second image has a curved face, thus it is not made of all the straight lines.

Q6. Naming Solid Shapes from Pictures

For each illustration, write down the correct name of the solid shape shown.

a) Geometry Class 3 Worksheet Maths

Ans: Geometry Class 3 Worksheet Maths

b) Geometry Class 3 Worksheet Maths

Ans: Geometry Class 3 Worksheet Maths

c) Geometry Class 3 Worksheet Maths

Ans: Geometry Class 3 Worksheet Maths

d) Geometry Class 3 Worksheet Maths

Ans: Geometry Class 3 Worksheet Maths

Q7. Positional Words on a Map

Study the simple map, then tick the word that correctly describes each object’s position.

Geometry Class 3 Worksheet Maths

a) The location of the boy from the big tree is Left.

b) The location of the elephant from the boy is Behind.

Q8. Fill in the Blanks about 2D & 3D Properties

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.

The document Geometry Class 3 Worksheet Maths is a part of the Class 3 Course Mathematics for Class 3.
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FAQs on Geometry Class 3 Worksheet Maths

1. What are the different types of angles in geometry?
Ans. In geometry, there are several types of angles. Some common types include: - Acute angle: An angle that measures less than 90 degrees. - Right angle: An angle that measures exactly 90 degrees. - Obtuse angle: An angle that measures more than 90 degrees but less than 180 degrees. - Straight angle: An angle that measures exactly 180 degrees. - Reflex angle: An angle that measures more than 180 degrees but less than 360 degrees.
2. How do you calculate the area of a triangle?
Ans. The formula to calculate the area of a triangle is (base * height) / 2. The base is the length of the triangle's bottom side, and the height is the perpendicular distance from the base to the opposite vertex. By substituting these values into the formula, you can find the area of the triangle.
3. What is the difference between a polygon and a polyhedron?
Ans. A polygon is a two-dimensional closed figure with straight sides, while a polyhedron is a three-dimensional solid with flat faces. In simpler terms, polygons exist in two dimensions (like a flat piece of paper), and polyhedrons exist in three dimensions (like a cube or a pyramid).
4. How do you find the circumference of a circle?
Ans. The circumference of a circle can be calculated using the formula 2 * π * r, where π (pi) is a mathematical constant approximately equal to 3.14159, and r is the radius of the circle. The radius is the distance from the center of the circle to any point on its edge. By multiplying twice the value of pi with the radius, you can determine the circumference of the circle.
5. What is the Pythagorean Theorem?
Ans. The Pythagorean Theorem is a fundamental concept in geometry that relates the lengths of the sides of a right triangle. It states that in a right triangle, the square of the length of the hypotenuse (the side opposite the right angle) is equal to the sum of the squares of the lengths of the other two sides. The theorem can be written as a^2 + b^2 = c^2, where a and b are the lengths of the two legs of the triangle, and c is the length of the hypotenuse. This theorem is widely used in various applications, including solving for unknown side lengths in right triangles.
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