Mathematics Grade 7 15 min

Bases of three-dimensional figures

Bases of three-dimensional figures

What you'll learn

  • Identify the bases of different three-dimensional figures (prisms, pyramids, cones, and cylinders) with 80% accuracy on a worksheet.
  • Explain how the shape of the base affects the classification of a prism or pyramid, providing at least two correct examples.
  • Apply the concept of a base to calculate the area of the base of a given 3D figure, correctly solving at least 3 out of 4 problems.
  • Analyze a complex 3D shape (e.g., a building model) and identify all the basic 3D figures that comprise it, including their bases, with 75% accuracy.

Tutorial Preview

1

What is the shape of the base of this triangular prism?

2

What is the shape of the base of this square pyramid?

3

What is the shape of the base of this cylinder?

Sample Practice Questions

Easy
What is the shape of the base of this cube?
0.Square
1.Circle
2.Triangle
3.Point
Easy
What is the shape of the base of this triangular prism?
0.Square
1.Triangle
2.Rectangle
3.Circle
Easy
What is the shape of the base of this pyramid?
0.Triangle
1.Circle
2.Square
3.Line

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Frequently asked questions

What grade level is "Bases of three-dimensional figures"?

Bases of three-dimensional figures is a Grade 7 Mathematics lesson on ExcelOS.

What will I learn in Bases of three-dimensional figures?

You'll be able to: Identify the bases of different three-dimensional figures (prisms, pyramids, cones, and cylinders) with 80% accuracy on a worksheet; Explain how the shape of the base affects the classification of a prism or pyramid, providing….

Is "Bases of three-dimensional figures" free to practice?

Yes. You can read the tutorial preview for free, and signing up for a free ExcelOS account unlocks the full tutorial and all practice questions with instant feedback.

How many practice questions are included with Bases of three-dimensional figures?

This lesson includes 25 practice questions across multiple difficulty levels, each with instant feedback and explanations.

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