Image 1.2.1-1 图1.2.1-1 cube 立方体: \(s^3\) cuboid 长方体: abcabcabc prism 棱柱体: bhbhbh cylinder 圆柱体: πr2h\pi r^2hπr2h pyramid* 锥体: 13bh\dfrac{1}{3}bh31bh cone 圆锥体: 13πr2h\dfrac{1}{3}\pi r^2h31πr2h sphere 球体: 43πr3\dfrac{4}{3}\pi r^334πr3
*: ‘pyramid‘ has two meanings: 角锥体和锥体。
Note by Jeff Giff 10 months, 1 week ago
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Easy Math Editor
This discussion board is a place to discuss our Daily Challenges and the math and science related to those challenges. Explanations are more than just a solution — they should explain the steps and thinking strategies that you used to obtain the solution. Comments should further the discussion of math and science.
When posting on Brilliant:
*italics*
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or__bold__
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paragraph 2
[example link](https://brilliant.org)
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to ensure proper formatting.2 \times 3
2^{34}
a_{i-1}
\frac{2}{3}
\sqrt{2}
\sum_{i=1}^3
\sin \theta
\boxed{123}
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