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Chapter 4 Class 8 - Exploring Some Geometric Themes (Ganita Prakash II | 5 questions | about 4 minutes

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Question 1 of 5
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Question 1 of 5
Assertion (A): Step 1 of the Sierpinski Carpet has 8 remaining squares.
Reason (R): The Koch Snowflake starts from an equilateral triangle.
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Question 2 of 5
Assertion (A): A cube resting flat on one face necessarily has a regular-hexagonal orthogonal projection.
Reason (R): Balancing a cube symmetrically on a corner can give an isometric projection with regular-hexagonal outline.
Isometric projection of a transparent cubeThe projection has a regular hexagonal outline and three pairs of opposite vertices joined through the centre.
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Question 3 of 5
Assertion (A): A cylinder net contains one rectangle and two congruent circles.
Reason (R): A cone net contains a circular sector and one circle.
Net of a cylinderA rectangle has one congruent circle attached above it and another below it.height
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Question 4 of 5
Assertion (A): A sphere has no exact flat paper net that wraps it without gaps, overlaps or wrinkles.
Reason (R): A cylinder cannot be made from a net.
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Question 5 of 5
Assertion (A): Fractals occur only in nature.
Reason (R): Self-similar patterns also appear in temples, textiles and mathematical art.
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