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All questions of Geometry for Class 5 Exam

How is a line segment different from a line?
  • a)
    A line segment is measurable with fixed endpoints
  • b)
    A line segment has no endpoints
  • c)
    A line segment extends infinitely
  • d)
    A line segment is always curved
Correct answer is option 'A'. Can you explain this answer?

Glitz Classes answered
A line segment is defined as a part of a line that has two fixed endpoints, making it measurable. In contrast, a line extends indefinitely in both directions. Line segments are fundamental in constructing shapes and defining geometric relationships.
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If two intersecting lines form angles, what is the point where they meet called?
  • a)
    The point of intersection
  • b)
    The vertex
  • c)
    The midpoint
  • d)
    The angle
Correct answer is option 'A'. Can you explain this answer?

Gunjan Lakhani answered
The point where two intersecting lines meet is called the point of intersection. At this point, angles are formed, and understanding these relationships is essential for studying the properties of lines and angles in geometry.

How do you measure an angle using a protractor?
  • a)
    Measure the angle without any tools
  • b)
    Place the protractor's center on the vertex and align one arm with 0°
  • c)
    Align one arm with the 180° mark
  • d)
    Draw the angle first and then measure
Correct answer is option 'B'. Can you explain this answer?

Gunjan Lakhani answered
To measure an angle with a protractor, you place the protractor's center on the angle's vertex and align one arm of the angle with the 0° line of the protractor. The degree mark where the other arm points indicates the angle's measure. This method allows for accurate angle measurement in various geometric constructions.

What type of angle is formed by the hands of a clock at 12:00?
  • a)
    Right angle
  • b)
    Acute angle
  • c)
    Straight angle
  • d)
    Obtuse angle
Correct answer is option 'C'. Can you explain this answer?

Glitz Classes answered
At 12:00, the hands of a clock form a straight angle measuring exactly 180°. This situation exemplifies how angles are present in everyday objects, making geometry relevant to our daily lives.

How many lines of symmetry does a square have?
  • a)
    Two
  • b)
    Four
  • c)
    Infinite
  • d)
    One
Correct answer is option 'B'. Can you explain this answer?

Dr Manju Sen answered
A square has four lines of symmetry, each dividing it into two identical halves. These lines can be vertical, horizontal, or diagonal. This characteristic is significant in various fields, including art and design, where symmetry plays a crucial role.

Which of the following is an example of a straight angle?
  • a)
    A straight line
  • b)
    The angle formed by a door when opened
  • c)
    The angle at the corner of a page
  • d)
    An angle formed by a clock at 3:00
Correct answer is option 'A'. Can you explain this answer?

Gunjan Lakhani answered
A straight angle measures exactly 180° and is represented as a straight line. It occurs when the two arms of the angle are in opposite directions. Straight angles are important in understanding the properties of lines and angles in geometry.

What happens to the angle of a hand fan as it opens wider?
  • a)
    The angle becomes a straight line
  • b)
    The angle remains the same
  • c)
    The angle increases
  • d)
    The angle decreases
Correct answer is option 'C'. Can you explain this answer?

Kds Coaching answered
As a hand fan opens wider, the angle between its arms increases. This illustrates how angles can change based on the position of their rays, showcasing the dynamic nature of angles in real-world objects.

What is the characteristic of a cuboid's planes of symmetry?
  • a)
    It has no planes of symmetry
  • b)
    It has infinite planes of symmetry
  • c)
    It has only one plane of symmetry
  • d)
    It has three planes of symmetry
Correct answer is option 'D'. Can you explain this answer?

Edu Impact answered
A cuboid has three planes of symmetry that divide it into two identical halves along its length, width, or height. This property is important in both geometry and practical applications such as architecture and design.

Which of the following shapes has rotational symmetry?
  • a)
    A rectangle
  • b)
    A triangle
  • c)
    A line
  • d)
    A square
Correct answer is option 'D'. Can you explain this answer?

Gunjan Lakhani answered
A square exhibits rotational symmetry because it looks identical after a 90° rotation around its center. This symmetry allows for various designs and patterns in both art and architecture, highlighting the importance of geometric properties in visual aesthetics.

What type of lines are parallel lines?
  • a)
    Lines that meet at a point
  • b)
    Lines that form a right angle
  • c)
    Lines that never meet and are always equidistant
  • d)
    Lines that curve
Correct answer is option 'C'. Can you explain this answer?

Glitz Classes answered
Parallel lines are defined as lines that never intersect and remain the same distance apart at all points. An everyday example of parallel lines is railway tracks. Understanding parallel lines is crucial in geometry, as they help in constructing various shapes and designs.

What indicates the presence of a plane of symmetry in a 3D shape?
  • a)
    The shape has corners
  • b)
    The shape is flat
  • c)
    A plane can divide the shape into two identical halves
  • d)
    The shape is irregular
Correct answer is option 'C'. Can you explain this answer?

Dr Manju Sen answered
A plane of symmetry exists in a 3D shape when it can be divided into two identical halves that mirror each other. For example, a cube has multiple planes of symmetry, making it a perfect example of symmetry in three dimensions. This concept is essential in understanding the balance and aesthetics of three-dimensional objects.

What does symmetry in a shape indicate?
  • a)
    The shape has no angles
  • b)
    The shape is curved
  • c)
    The shape can be divided into two identical halves
  • d)
    The shape has no matching halves
Correct answer is option 'C'. Can you explain this answer?

Kds Coaching answered
Symmetry in a shape means that the shape can be divided into two identical halves that match perfectly. This concept is important in art, architecture, and nature, as it often signifies balance and harmony in design.

What is a net in geometry?
  • a)
    A type of angle
  • b)
    A 2D shape that can form a 3D object
  • c)
    A mathematical equation
  • d)
    A line of symmetry
Correct answer is option 'B'. Can you explain this answer?

Dr Manju Sen answered
A net is a 2D representation of a solid shape that can be folded to form a 3D object. For instance, the net of a cube consists of six squares arranged in a specific layout. Understanding nets is crucial for visualizing and constructing three-dimensional shapes in geometry.

What is the difference between reflection symmetry and rotational symmetry?
  • a)
    Reflection symmetry has no fixed position
  • b)
    There is no difference
  • c)
    Reflection symmetry involves angles
  • d)
    Reflection symmetry is about mirror images, while rotational symmetry involves turning
Correct answer is option 'D'. Can you explain this answer?

Kds Coaching answered
Reflection symmetry refers to a shape that can be divided into two mirror-image halves, while rotational symmetry describes a shape that looks the same after being rotated around a central point. Understanding these differences is vital in geometry as it helps analyze and categorize various shapes and their properties.

How is a ray defined in geometry?
  • a)
    A point in space
  • b)
    A straight line that extends infinitely in one direction
  • c)
    A straight line with two endpoints
  • d)
    A curved line
Correct answer is option 'B'. Can you explain this answer?

Edu Impact answered
A ray is defined as a line with one endpoint that extends infinitely in one direction. It is denoted by the endpoint followed by an arrow indicating the direction. Rays are essential for constructing angles and understanding geometric relationships.

What is an acute angle?
  • a)
    An angle measuring exactly 90°
  • b)
    An angle measuring more than 90° but less than 180°
  • c)
    An angle measuring exactly 180°
  • d)
    An angle measuring more than 0° but less than 90°
Correct answer is option 'D'. Can you explain this answer?

Kds Coaching answered
An acute angle is defined as an angle that measures more than 0° but less than 90°. Common examples include the angle formed by the hands of a clock at 10:10. Recognizing different types of angles is essential for various applications in geometry and real-world scenarios.

What is reflection symmetry?
  • a)
    A shape can be divided into multiple sections
  • b)
    A shape remains the same when rotated
  • c)
    A shape has no lines of symmetry
  • d)
    One half of a shape is a mirror image of the other
Correct answer is option 'D'. Can you explain this answer?

Gunjan Lakhani answered
Reflection symmetry, also known as mirror symmetry, occurs when one half of a shape is a mirror image of the other half when flipped across a line of symmetry. This type of symmetry is frequently observed in nature and art, enhancing aesthetic appeal.

Which of the following describes a line?
  • a)
    A straight path with two endpoints
  • b)
    A straight path that extends forever in both directions
  • c)
    A shape with corners
  • d)
    A part of a circle
Correct answer is option 'B'. Can you explain this answer?

Edu Impact answered
A line is characterized as a straight path that extends endlessly in both directions. It has no endpoints, making it impossible to measure its length. Lines are fundamental in geometry, helping to connect points and define shapes.

What is the measure of a right angle?
  • a)
    90°
  • b)
    45°
  • c)
    360°
  • d)
    180°
Correct answer is option 'A'. Can you explain this answer?

Kds Coaching answered
A right angle measures exactly 90°. It is formed when two lines intersect perpendicularly. Right angles are significant in construction and design, as they help create structures that are stable and structurally sound.

What is a point in geometry?
  • a)
    A tiny dot with no shape or size
  • b)
    A straight line extending indefinitely
  • c)
    A figure with length and breadth
  • d)
    A collection of lines
Correct answer is option 'A'. Can you explain this answer?

Dr Manju Sen answered
A point is defined as a tiny dot that represents a specific location in space but has no dimensions—neither length, width, nor height. It is often denoted by letters such as A, B, or C. This fundamental concept serves as the building block for more complex geometric figures.

Chapter doubts & questions for Geometry - Mathematics Class 5 ICSE 2025 is part of Class 5 exam preparation. The chapters have been prepared according to the Class 5 exam syllabus. The Chapter doubts & questions, notes, tests & MCQs are made for Class 5 2025 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests here.

Chapter doubts & questions of Geometry - Mathematics Class 5 ICSE in English & Hindi are available as part of Class 5 exam. Download more important topics, notes, lectures and mock test series for Class 5 Exam by signing up for free.

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