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SI Units
If your friend says they'll meet you 10 minutes down the road, tell them that the SI unit of length is the meter. Learn how scientists make sure to compare apples with apples using the SI system.
Excel in math and science
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Concept Quizzes
The perimeter of a rectangular land is \(47\text{ meters}.\) If the length of the land is \(7\text{ meters},\) what is its width?
Excel in math and science
Master concepts by solving fun, challenging problems.
It's hard to learn from lectures and videos
Learn more effectively through short, conceptual quizzes.
Our wiki is made for math and science
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examples, and problems from the community.
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including olympiad champions, researchers, and professionals.
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by Brilliant Staff
The height of one floor in an apartment building consisting of \(15\) floors is \(298\text{ cm}.\) What is the total height of this apartment building in meters?
Excel in math and science
Master concepts by solving fun, challenging problems.
It's hard to learn from lectures and videos
Learn more effectively through short, conceptual quizzes.
Our wiki is made for math and science
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If the area of a square flowerbed is \(64\text{ m}^2,\) then how long is the perimeter of the flowerbed in meters?
Excel in math and science
Master concepts by solving fun, challenging problems.
It's hard to learn from lectures and videos
Learn more effectively through short, conceptual quizzes.
Our wiki is made for math and science
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A typical sugar cube has an edge length of \(1\) cm. If you have a cubical box containing a mole of sugar cubes, what is its approximate edge length?
One mole \( \approx 6.02 \times 10^{23} \) units.
Excel in math and science
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It's hard to learn from lectures and videos
Learn more effectively through short, conceptual quizzes.
Our wiki is made for math and science
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If the volume of a cube is \(20 \text{ m}^3,\) what is the approximate length of each side in \(\text{cm}?\)
Excel in math and science
Master concepts by solving fun, challenging problems.
It's hard to learn from lectures and videos
Learn more effectively through short, conceptual quizzes.
Our wiki is made for math and science
Master advanced concepts through explanations,
examples, and problems from the community.
Used and loved by 4 million people
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by Brilliant Staff