Practice Cube - 9.4.2 | 9. Mensuration | CBSE 8 Mathematics | Allrounder.ai
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Cube

9.4.2 - Cube

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the surface area of a cube with side length 1 cm?

💡 Hint: Calculate 6 times the square of the side length.

Question 2 Easy

If a cube has a side length of 4 units, what is the area of one face?

💡 Hint: What is 4 multiplied by 4?

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the formula for the surface area of a cube?

4l²
6l²

💡 Hint: Remember, there are six faces on a cube.

Question 2

True or False: All faces of a cube are rectangles.

True
False

💡 Hint: Think about the shape of each face.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A cube of side length 4 cm is painted and then cut into 64 identical smaller cubes. How many of these smaller cubes have exactly two faces painted?

💡 Hint: Count the cubes along the edges, excluding corner pieces.

Challenge 2 Hard

Consider a cube with a surface area of 216 cm². If its side length is increased by 2 cm, what would the new surface area be?

💡 Hint: Re-calculate the side length and apply the surface area formula.

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