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Excel in math and science
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Isometries
Symmetries are one of the most beautiful part of Geometry. Slide into reflections, rotations, translations, and more, and you'll be on your way to geometric artistry.
Excel in math and science
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It's hard to learn from lectures and videos
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Our wiki is made for math and science
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Concept Quizzes
If the point \((3, 11)\) is rotated \(90^\circ\) counterclockwise about the origin, what are the coordinates of the new point?
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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by Brilliant Staff
If the point \((6, 3)\) is rotated \(180^\circ\) counterclockwise about \((2,9),\) what are the coordinates of the new point?
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 point \((2, 9)\) is rotated \(90^\circ\) counterclockwise about \((1,1),\) what are the coordinates of the new point?
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.
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After counterclockwise rotation by \(270^\circ\) about \((1, 2),\) the coordinates of the point changes by \((5, 4).\) What is the point before rotation?
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 point \((8, 3)\) is rotated \(270^\circ\) counterclockwise about the origin, what are the coordinates of the new point?
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
Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.
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by Brilliant Staff